Home / 99,097.53-136,753.90-53,774.36

Finding the Fourth Proportional to 99,097.53, 136,753.90 and 53,774.36

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Solution

The fourth proportional to 99,097.53, 136,753.90 and 53,774.36 is: 74,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,097.53 : 136,753.90 = 53,774.36 : x
  2. Step 2: Convert to fraction form
    99,097.53/136,753.90 = 53,774.36/x
  3. Step 3: Cross multiply
    99,097.53x = 136,753.90 × 53,774.36
  4. Step 4: Simplify right side
    99,097.53x = 7,353,853,450.00
  5. Step 5: Solve for x
    x = 7,353,853,450.00/99,097.53
  6. Step 6: Final answer
    x = 74,208.24

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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.