Home / 175,562.40-263,342.64-70,306.08

Finding the Fourth Proportional to 175,562.40, 263,342.64 and 70,306.08

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Solution

The fourth proportional to 175,562.40, 263,342.64 and 70,306.08 is: 105,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,562.40 : 263,342.64 = 70,306.08 : x
  2. Step 2: Convert to fraction form
    175,562.40/263,342.64 = 70,306.08/x
  3. Step 3: Cross multiply
    175,562.40x = 263,342.64 × 70,306.08
  4. Step 4: Simplify right side
    175,562.40x = 18,514,588,715.25
  5. Step 5: Solve for x
    x = 18,514,588,715.25/175,562.40
  6. Step 6: Final answer
    x = 105,458.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.