Home / 99,705.66-149,526.14-33,127.91

Finding the Fourth Proportional to 99,705.66, 149,526.14 and 33,127.91

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Solution

The fourth proportional to 99,705.66, 149,526.14 and 33,127.91 is: 49,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,705.66 : 149,526.14 = 33,127.91 : x
  2. Step 2: Convert to fraction form
    99,705.66/149,526.14 = 33,127.91/x
  3. Step 3: Cross multiply
    99,705.66x = 149,526.14 × 33,127.91
  4. Step 4: Simplify right side
    99,705.66x = 4,953,488,156.02
  5. Step 5: Solve for x
    x = 4,953,488,156.02/99,705.66
  6. Step 6: Final answer
    x = 49,681.11

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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.