Home / 88,901.87-133,456.89-70,194.52

Finding the Fourth Proportional to 88,901.87, 133,456.89 and 70,194.52

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Solution

The fourth proportional to 88,901.87, 133,456.89 and 70,194.52 is: 105,373.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,901.87 : 133,456.89 = 70,194.52 : x
  2. Step 2: Convert to fraction form
    88,901.87/133,456.89 = 70,194.52/x
  3. Step 3: Cross multiply
    88,901.87x = 133,456.89 × 70,194.52
  4. Step 4: Simplify right side
    88,901.87x = 9,367,941,666.96
  5. Step 5: Solve for x
    x = 9,367,941,666.96/88,901.87
  6. Step 6: Final answer
    x = 105,373.96

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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.