Home / 126,303.20-174,332.76-72,593.72

Finding the Fourth Proportional to 126,303.20, 174,332.76 and 72,593.72

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Solution

The fourth proportional to 126,303.20, 174,332.76 and 72,593.72 is: 100,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,303.20 : 174,332.76 = 72,593.72 : x
  2. Step 2: Convert to fraction form
    126,303.20/174,332.76 = 72,593.72/x
  3. Step 3: Cross multiply
    126,303.20x = 174,332.76 × 72,593.72
  4. Step 4: Simplify right side
    126,303.20x = 12,655,463,566.27
  5. Step 5: Solve for x
    x = 12,655,463,566.27/126,303.20
  6. Step 6: Final answer
    x = 100,199.07

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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.