Home / 62,762.24-86,624.16-38,899.52

Finding the Fourth Proportional to 62,762.24, 86,624.16 and 38,899.52

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Solution

The fourth proportional to 62,762.24, 86,624.16 and 38,899.52 is: 53,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,762.24 : 86,624.16 = 38,899.52 : x
  2. Step 2: Convert to fraction form
    62,762.24/86,624.16 = 38,899.52/x
  3. Step 3: Cross multiply
    62,762.24x = 86,624.16 × 38,899.52
  4. Step 4: Simplify right side
    62,762.24x = 3,369,638,244.40
  5. Step 5: Solve for x
    x = 3,369,638,244.40/62,762.24
  6. Step 6: Final answer
    x = 53,688.94

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1.5x scale

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.