Home / 126,025.80-173,918.79-69,437.16

Finding the Fourth Proportional to 126,025.80, 173,918.79 and 69,437.16

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Solution

The fourth proportional to 126,025.80, 173,918.79 and 69,437.16 is: 95,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.80 : 173,918.79 = 69,437.16 : x
  2. Step 2: Convert to fraction form
    126,025.80/173,918.79 = 69,437.16/x
  3. Step 3: Cross multiply
    126,025.80x = 173,918.79 × 69,437.16
  4. Step 4: Simplify right side
    126,025.80x = 12,076,426,848.24
  5. Step 5: Solve for x
    x = 12,076,426,848.24/126,025.80
  6. Step 6: Final answer
    x = 95,825.04

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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.