Home / 126,165.60-174,106.29-68,805.35

Finding the Fourth Proportional to 126,165.60, 174,106.29 and 68,805.35

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Solution

The fourth proportional to 126,165.60, 174,106.29 and 68,805.35 is: 94,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,165.60 : 174,106.29 = 68,805.35 : x
  2. Step 2: Convert to fraction form
    126,165.60/174,106.29 = 68,805.35/x
  3. Step 3: Cross multiply
    126,165.60x = 174,106.29 × 68,805.35
  4. Step 4: Simplify right side
    126,165.60x = 11,979,444,261.04
  5. Step 5: Solve for x
    x = 11,979,444,261.04/126,165.60
  6. Step 6: Final answer
    x = 94,950.16

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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.