Home / 126,285.61-174,274.51-68,925.46

Finding the Fourth Proportional to 126,285.61, 174,274.51 and 68,925.46

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Solution

The fourth proportional to 126,285.61, 174,274.51 and 68,925.46 is: 95,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,285.61 : 174,274.51 = 68,925.46 : x
  2. Step 2: Convert to fraction form
    126,285.61/174,274.51 = 68,925.46/x
  3. Step 3: Cross multiply
    126,285.61x = 174,274.51 × 68,925.46
  4. Step 4: Simplify right side
    126,285.61x = 12,011,949,724.34
  5. Step 5: Solve for x
    x = 12,011,949,724.34/126,285.61
  6. Step 6: Final answer
    x = 95,117.33

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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.