Home / 126,367.59-174,384.95-69,777.75

Finding the Fourth Proportional to 126,367.59, 174,384.95 and 69,777.75

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Solution

The fourth proportional to 126,367.59, 174,384.95 and 69,777.75 is: 96,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,367.59 : 174,384.95 = 69,777.75 : x
  2. Step 2: Convert to fraction form
    126,367.59/174,384.95 = 69,777.75/x
  3. Step 3: Cross multiply
    126,367.59x = 174,384.95 × 69,777.75
  4. Step 4: Simplify right side
    126,367.59x = 12,168,189,095.97
  5. Step 5: Solve for x
    x = 12,168,189,095.97/126,367.59
  6. Step 6: Final answer
    x = 96,292.01

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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.