Home / 62,632.40-86,430.84-34,337.12

Finding the Fourth Proportional to 62,632.40, 86,430.84 and 34,337.12

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Solution

The fourth proportional to 62,632.40, 86,430.84 and 34,337.12 is: 47,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,632.40 : 86,430.84 = 34,337.12 : x
  2. Step 2: Convert to fraction form
    62,632.40/86,430.84 = 34,337.12/x
  3. Step 3: Cross multiply
    62,632.40x = 86,430.84 × 34,337.12
  4. Step 4: Simplify right side
    62,632.40x = 2,967,786,124.78
  5. Step 5: Solve for x
    x = 2,967,786,124.78/62,632.40
  6. Step 6: Final answer
    x = 47,384.20

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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.