Home / 112,527.66-155,281.89-61,530.27

Finding the Fourth Proportional to 112,527.66, 155,281.89 and 61,530.27

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Solution

The fourth proportional to 112,527.66, 155,281.89 and 61,530.27 is: 84,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,527.66 : 155,281.89 = 61,530.27 : x
  2. Step 2: Convert to fraction form
    112,527.66/155,281.89 = 61,530.27/x
  3. Step 3: Cross multiply
    112,527.66x = 155,281.89 × 61,530.27
  4. Step 4: Simplify right side
    112,527.66x = 9,554,536,266.24
  5. Step 5: Solve for x
    x = 9,554,536,266.24/112,527.66
  6. Step 6: Final answer
    x = 84,908.33

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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.