Home / 89,305.29-133,957.83-69,598.62

Finding the Fourth Proportional to 89,305.29, 133,957.83 and 69,598.62

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Solution

The fourth proportional to 89,305.29, 133,957.83 and 69,598.62 is: 104,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,305.29 : 133,957.83 = 69,598.62 : x
  2. Step 2: Convert to fraction form
    89,305.29/133,957.83 = 69,598.62/x
  3. Step 3: Cross multiply
    89,305.29x = 133,957.83 × 69,598.62
  4. Step 4: Simplify right side
    89,305.29x = 9,323,280,106.19
  5. Step 5: Solve for x
    x = 9,323,280,106.19/89,305.29
  6. Step 6: Final answer
    x = 104,397.85

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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.