Home / 153,657.39-230,517.06-64,910.75

Finding the Fourth Proportional to 153,657.39, 230,517.06 and 64,910.75

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Solution

The fourth proportional to 153,657.39, 230,517.06 and 64,910.75 is: 97,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,657.39 : 230,517.06 = 64,910.75 : x
  2. Step 2: Convert to fraction form
    153,657.39/230,517.06 = 64,910.75/x
  3. Step 3: Cross multiply
    153,657.39x = 230,517.06 × 64,910.75
  4. Step 4: Simplify right side
    153,657.39x = 14,963,034,099.81
  5. Step 5: Solve for x
    x = 14,963,034,099.81/153,657.39
  6. Step 6: Final answer
    x = 97,379.20

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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.