Home / 89,400.04-134,101.23-38,787.46

Finding the Fourth Proportional to 89,400.04, 134,101.23 and 38,787.46

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Solution

The fourth proportional to 89,400.04, 134,101.23 and 38,787.46 is: 58,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,400.04 : 134,101.23 = 38,787.46 : x
  2. Step 2: Convert to fraction form
    89,400.04/134,101.23 = 38,787.46/x
  3. Step 3: Cross multiply
    89,400.04x = 134,101.23 × 38,787.46
  4. Step 4: Simplify right side
    89,400.04x = 5,201,446,094.58
  5. Step 5: Solve for x
    x = 5,201,446,094.58/89,400.04
  6. Step 6: Final answer
    x = 58,181.70

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1.5x scale

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.