Home / 99,741.52-149,483.01-40,508.38

Finding the Fourth Proportional to 99,741.52, 149,483.01 and 40,508.38

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Solution

The fourth proportional to 99,741.52, 149,483.01 and 40,508.38 is: 60,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,741.52 : 149,483.01 = 40,508.38 : x
  2. Step 2: Convert to fraction form
    99,741.52/149,483.01 = 40,508.38/x
  3. Step 3: Cross multiply
    99,741.52x = 149,483.01 × 40,508.38
  4. Step 4: Simplify right side
    99,741.52x = 6,055,314,572.62
  5. Step 5: Solve for x
    x = 6,055,314,572.62/99,741.52
  6. Step 6: Final answer
    x = 60,710.07

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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.