Home / 97,543.02-146,303.89-66,154.71

Finding the Fourth Proportional to 97,543.02, 146,303.89 and 66,154.71

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Solution

The fourth proportional to 97,543.02, 146,303.89 and 66,154.71 is: 99,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,543.02 : 146,303.89 = 66,154.71 : x
  2. Step 2: Convert to fraction form
    97,543.02/146,303.89 = 66,154.71/x
  3. Step 3: Cross multiply
    97,543.02x = 146,303.89 × 66,154.71
  4. Step 4: Simplify right side
    97,543.02x = 9,678,691,414.82
  5. Step 5: Solve for x
    x = 9,678,691,414.82/97,543.02
  6. Step 6: Final answer
    x = 99,224.85

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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.