Home / 109,726.02-151,421.40-59,425.02

Finding the Fourth Proportional to 109,726.02, 151,421.40 and 59,425.02

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Solution

The fourth proportional to 109,726.02, 151,421.40 and 59,425.02 is: 82,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,726.02 : 151,421.40 = 59,425.02 : x
  2. Step 2: Convert to fraction form
    109,726.02/151,421.40 = 59,425.02/x
  3. Step 3: Cross multiply
    109,726.02x = 151,421.40 × 59,425.02
  4. Step 4: Simplify right side
    109,726.02x = 8,998,219,723.43
  5. Step 5: Solve for x
    x = 8,998,219,723.43/109,726.02
  6. Step 6: Final answer
    x = 82,006.25

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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.