Home / 156,740.14-216,303.90-88,755.27

Finding the Fourth Proportional to 156,740.14, 216,303.90 and 88,755.27

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Solution

The fourth proportional to 156,740.14, 216,303.90 and 88,755.27 is: 122,483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,740.14 : 216,303.90 = 88,755.27 : x
  2. Step 2: Convert to fraction form
    156,740.14/216,303.90 = 88,755.27/x
  3. Step 3: Cross multiply
    156,740.14x = 216,303.90 × 88,755.27
  4. Step 4: Simplify right side
    156,740.14x = 19,198,111,046.55
  5. Step 5: Solve for x
    x = 19,198,111,046.55/156,740.14
  6. Step 6: Final answer
    x = 122,483.69

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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.