Home / 89,473.18-134,126.34-30,267.65

Finding the Fourth Proportional to 89,473.18, 134,126.34 and 30,267.65

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Solution

The fourth proportional to 89,473.18, 134,126.34 and 30,267.65 is: 45,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,473.18 : 134,126.34 = 30,267.65 : x
  2. Step 2: Convert to fraction form
    89,473.18/134,126.34 = 30,267.65/x
  3. Step 3: Cross multiply
    89,473.18x = 134,126.34 × 30,267.65
  4. Step 4: Simplify right side
    89,473.18x = 4,059,689,114.90
  5. Step 5: Solve for x
    x = 4,059,689,114.90/89,473.18
  6. Step 6: Final answer
    x = 45,373.25

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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.