Home / 126,312.16-174,310.75-69,723.52

Finding the Fourth Proportional to 126,312.16, 174,310.75 and 69,723.52

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Solution

The fourth proportional to 126,312.16, 174,310.75 and 69,723.52 is: 96,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,312.16 : 174,310.75 = 69,723.52 : x
  2. Step 2: Convert to fraction form
    126,312.16/174,310.75 = 69,723.52/x
  3. Step 3: Cross multiply
    126,312.16x = 174,310.75 × 69,723.52
  4. Step 4: Simplify right side
    126,312.16x = 12,153,559,063.84
  5. Step 5: Solve for x
    x = 12,153,559,063.84/126,312.16
  6. Step 6: Final answer
    x = 96,218.44

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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.