Home / 120,897.41-181,275.76-88,895.62

Finding the Fourth Proportional to 120,897.41, 181,275.76 and 88,895.62

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Solution

The fourth proportional to 120,897.41, 181,275.76 and 88,895.62 is: 133,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,897.41 : 181,275.76 = 88,895.62 : x
  2. Step 2: Convert to fraction form
    120,897.41/181,275.76 = 88,895.62/x
  3. Step 3: Cross multiply
    120,897.41x = 181,275.76 × 88,895.62
  4. Step 4: Simplify right side
    120,897.41x = 16,114,621,076.17
  5. Step 5: Solve for x
    x = 16,114,621,076.17/120,897.41
  6. Step 6: Final answer
    x = 133,291.70

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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.