Home / 282,337.50-423,494.10-71,969.16

Finding the Fourth Proportional to 282,337.50, 423,494.10 and 71,969.16

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Solution

The fourth proportional to 282,337.50, 423,494.10 and 71,969.16 is: 107,950.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,337.50 : 423,494.10 = 71,969.16 : x
  2. Step 2: Convert to fraction form
    282,337.50/423,494.10 = 71,969.16/x
  3. Step 3: Cross multiply
    282,337.50x = 423,494.10 × 71,969.16
  4. Step 4: Simplify right side
    282,337.50x = 30,478,514,641.96
  5. Step 5: Solve for x
    x = 30,478,514,641.96/282,337.50
  6. Step 6: Final answer
    x = 107,950.64

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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.