Home / 86,626.85-119,543.76-48,386.93

Finding the Fourth Proportional to 86,626.85, 119,543.76 and 48,386.93

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Solution

The fourth proportional to 86,626.85, 119,543.76 and 48,386.93 is: 66,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,626.85 : 119,543.76 = 48,386.93 : x
  2. Step 2: Convert to fraction form
    86,626.85/119,543.76 = 48,386.93/x
  3. Step 3: Cross multiply
    86,626.85x = 119,543.76 × 48,386.93
  4. Step 4: Simplify right side
    86,626.85x = 5,784,354,949.34
  5. Step 5: Solve for x
    x = 5,784,354,949.34/86,626.85
  6. Step 6: Final answer
    x = 66,773.24

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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.