Home / 74,363.68-102,607.45-42,525.82

Finding the Fourth Proportional to 74,363.68, 102,607.45 and 42,525.82

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Solution

The fourth proportional to 74,363.68, 102,607.45 and 42,525.82 is: 58,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,363.68 : 102,607.45 = 42,525.82 : x
  2. Step 2: Convert to fraction form
    74,363.68/102,607.45 = 42,525.82/x
  3. Step 3: Cross multiply
    74,363.68x = 102,607.45 × 42,525.82
  4. Step 4: Simplify right side
    74,363.68x = 4,363,465,949.36
  5. Step 5: Solve for x
    x = 4,363,465,949.36/74,363.68
  6. Step 6: Final answer
    x = 58,677.38

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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.