Home / 89,621.70-134,432.55-37,068.90

Finding the Fourth Proportional to 89,621.70, 134,432.55 and 37,068.90

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Solution

The fourth proportional to 89,621.70, 134,432.55 and 37,068.90 is: 55,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,621.70 : 134,432.55 = 37,068.90 : x
  2. Step 2: Convert to fraction form
    89,621.70/134,432.55 = 37,068.90/x
  3. Step 3: Cross multiply
    89,621.70x = 134,432.55 × 37,068.90
  4. Step 4: Simplify right side
    89,621.70x = 4,983,266,752.70
  5. Step 5: Solve for x
    x = 4,983,266,752.70/89,621.70
  6. Step 6: Final answer
    x = 55,603.35

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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.