Home / 126,301.70-174,330.69-72,592.22

Finding the Fourth Proportional to 126,301.70, 174,330.69 and 72,592.22

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Solution

The fourth proportional to 126,301.70, 174,330.69 and 72,592.22 is: 100,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,301.70 : 174,330.69 = 72,592.22 : x
  2. Step 2: Convert to fraction form
    126,301.70/174,330.69 = 72,592.22/x
  3. Step 3: Cross multiply
    126,301.70x = 174,330.69 × 72,592.22
  4. Step 4: Simplify right side
    126,301.70x = 12,655,051,801.23
  5. Step 5: Solve for x
    x = 12,655,051,801.23/126,301.70
  6. Step 6: Final answer
    x = 100,197.00

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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.