Home / 85,624.01-118,158.23-47,385.18

Finding the Fourth Proportional to 85,624.01, 118,158.23 and 47,385.18

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Solution

The fourth proportional to 85,624.01, 118,158.23 and 47,385.18 is: 65,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,624.01 : 118,158.23 = 47,385.18 : x
  2. Step 2: Convert to fraction form
    85,624.01/118,158.23 = 47,385.18/x
  3. Step 3: Cross multiply
    85,624.01x = 118,158.23 × 47,385.18
  4. Step 4: Simplify right side
    85,624.01x = 5,598,949,115.49
  5. Step 5: Solve for x
    x = 5,598,949,115.49/85,624.01
  6. Step 6: Final answer
    x = 65,389.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.