Home / 126,314.08-174,314.64-69,724.24

Finding the Fourth Proportional to 126,314.08, 174,314.64 and 69,724.24

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Solution

The fourth proportional to 126,314.08, 174,314.64 and 69,724.24 is: 96,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,314.08 : 174,314.64 = 69,724.24 : x
  2. Step 2: Convert to fraction form
    126,314.08/174,314.64 = 69,724.24/x
  3. Step 3: Cross multiply
    126,314.08x = 174,314.64 × 69,724.24
  4. Step 4: Simplify right side
    126,314.08x = 12,153,955,794.87
  5. Step 5: Solve for x
    x = 12,153,955,794.87/126,314.08
  6. Step 6: Final answer
    x = 96,220.12

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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.