Home / 156,535.00-216,018.36-88,550.53

Finding the Fourth Proportional to 156,535.00, 216,018.36 and 88,550.53

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Solution

The fourth proportional to 156,535.00, 216,018.36 and 88,550.53 is: 122,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,535.00 : 216,018.36 = 88,550.53 : x
  2. Step 2: Convert to fraction form
    156,535.00/216,018.36 = 88,550.53/x
  3. Step 3: Cross multiply
    156,535.00x = 216,018.36 × 88,550.53
  4. Step 4: Simplify right side
    156,535.00x = 19,128,539,727.68
  5. Step 5: Solve for x
    x = 19,128,539,727.68/156,535.00
  6. Step 6: Final answer
    x = 122,199.76

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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.