Home / 156,764.04-216,187.02-120,897.24

Finding the Fourth Proportional to 156,764.04, 216,187.02 and 120,897.24

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Solution

The fourth proportional to 156,764.04, 216,187.02 and 120,897.24 is: 166,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,764.04 : 216,187.02 = 120,897.24 : x
  2. Step 2: Convert to fraction form
    156,764.04/216,187.02 = 120,897.24/x
  3. Step 3: Cross multiply
    156,764.04x = 216,187.02 × 120,897.24
  4. Step 4: Simplify right side
    156,764.04x = 26,136,414,041.82
  5. Step 5: Solve for x
    x = 26,136,414,041.82/156,764.04
  6. Step 6: Final answer
    x = 166,724.55

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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.