Home / 99,897.48-149,854.86-40,737.24

Finding the Fourth Proportional to 99,897.48, 149,854.86 and 40,737.24

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Solution

The fourth proportional to 99,897.48, 149,854.86 and 40,737.24 is: 61,109.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,897.48 : 149,854.86 = 40,737.24 : x
  2. Step 2: Convert to fraction form
    99,897.48/149,854.86 = 40,737.24/x
  3. Step 3: Cross multiply
    99,897.48x = 149,854.86 × 40,737.24
  4. Step 4: Simplify right side
    99,897.48x = 6,104,673,396.99
  5. Step 5: Solve for x
    x = 6,104,673,396.99/99,897.48
  6. Step 6: Final answer
    x = 61,109.38

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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.