Home / 62,168.40-93,250.92-15,420.72

Finding the Fourth Proportional to 62,168.40, 93,250.92 and 15,420.72

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Solution

The fourth proportional to 62,168.40, 93,250.92 and 15,420.72 is: 23,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,168.40 : 93,250.92 = 15,420.72 : x
  2. Step 2: Convert to fraction form
    62,168.40/93,250.92 = 15,420.72/x
  3. Step 3: Cross multiply
    62,168.40x = 93,250.92 × 15,420.72
  4. Step 4: Simplify right side
    62,168.40x = 1,437,996,327.06
  5. Step 5: Solve for x
    x = 1,437,996,327.06/62,168.40
  6. Step 6: Final answer
    x = 23,130.66

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1.5x scale

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.