Home / 156,633.51-216,151.02-88,649.27

Finding the Fourth Proportional to 156,633.51, 216,151.02 and 88,649.27

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Solution

The fourth proportional to 156,633.51, 216,151.02 and 88,649.27 is: 122,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633.51 : 216,151.02 = 88,649.27 : x
  2. Step 2: Convert to fraction form
    156,633.51/216,151.02 = 88,649.27/x
  3. Step 3: Cross multiply
    156,633.51x = 216,151.02 × 88,649.27
  4. Step 4: Simplify right side
    156,633.51x = 19,161,630,132.76
  5. Step 5: Solve for x
    x = 19,161,630,132.76/156,633.51
  6. Step 6: Final answer
    x = 122,334.17

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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.