Home / 126,302.64-174,296.80-68,941.73

Finding the Fourth Proportional to 126,302.64, 174,296.80 and 68,941.73

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Solution

The fourth proportional to 126,302.64, 174,296.80 and 68,941.73 is: 95,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,302.64 : 174,296.80 = 68,941.73 : x
  2. Step 2: Convert to fraction form
    126,302.64/174,296.80 = 68,941.73/x
  3. Step 3: Cross multiply
    126,302.64x = 174,296.80 × 68,941.73
  4. Step 4: Simplify right side
    126,302.64x = 12,016,322,925.46
  5. Step 5: Solve for x
    x = 12,016,322,925.46/126,302.64
  6. Step 6: Final answer
    x = 95,139.13

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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.