Home / 112,541,786.40-155,304,329.63-62,308,243.83

Finding the Fourth Proportional to 112,541,786.40, 155,304,329.63 and 62,308,243.83

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Solution

The fourth proportional to 112,541,786.40, 155,304,329.63 and 62,308,243.83 is: 85,983,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,541,786.40 : 155,304,329.63 = 62,308,243.83 : x
  2. Step 2: Convert to fraction form
    112,541,786.40/155,304,329.63 = 62,308,243.83/x
  3. Step 3: Cross multiply
    112,541,786.40x = 155,304,329.63 × 62,308,243.83
  4. Step 4: Simplify right side
    112,541,786.40x = 9,676,740,038,997,306
  5. Step 5: Solve for x
    x = 9,676,740,038,997,306/112,541,786.40
  6. Step 6: Final answer
    x = 85,983,529.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.