Home / 89,030.05-133,565.07-29,864.20

Finding the Fourth Proportional to 89,030.05, 133,565.07 and 29,864.20

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Solution

The fourth proportional to 89,030.05, 133,565.07 and 29,864.20 is: 44,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,030.05 : 133,565.07 = 29,864.20 : x
  2. Step 2: Convert to fraction form
    89,030.05/133,565.07 = 29,864.20/x
  3. Step 3: Cross multiply
    89,030.05x = 133,565.07 × 29,864.20
  4. Step 4: Simplify right side
    89,030.05x = 3,988,813,963.49
  5. Step 5: Solve for x
    x = 3,988,813,963.49/89,030.05
  6. Step 6: Final answer
    x = 44,803.01

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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.