Home / 99,256.56-148,801.10-43,054.36

Finding the Fourth Proportional to 99,256.56, 148,801.10 and 43,054.36

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Solution

The fourth proportional to 99,256.56, 148,801.10 and 43,054.36 is: 64,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,256.56 : 148,801.10 = 43,054.36 : x
  2. Step 2: Convert to fraction form
    99,256.56/148,801.10 = 43,054.36/x
  3. Step 3: Cross multiply
    99,256.56x = 148,801.10 × 43,054.36
  4. Step 4: Simplify right side
    99,256.56x = 6,406,535,540.52
  5. Step 5: Solve for x
    x = 6,406,535,540.52/99,256.56
  6. Step 6: Final answer
    x = 64,545.21

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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.