Home / 74,349.18-102,607.98-42,524.22

Finding the Fourth Proportional to 74,349.18, 102,607.98 and 42,524.22

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Solution

The fourth proportional to 74,349.18, 102,607.98 and 42,524.22 is: 58,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,349.18 : 102,607.98 = 42,524.22 : x
  2. Step 2: Convert to fraction form
    74,349.18/102,607.98 = 42,524.22/x
  3. Step 3: Cross multiply
    74,349.18x = 102,607.98 × 42,524.22
  4. Step 4: Simplify right side
    74,349.18x = 4,363,324,315.28
  5. Step 5: Solve for x
    x = 4,363,324,315.28/74,349.18
  6. Step 6: Final answer
    x = 58,686.92

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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.