Home / 316,439.50-474,737.02-94,823.50

Finding the Fourth Proportional to 316,439.50, 474,737.02 and 94,823.50

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Solution

The fourth proportional to 316,439.50, 474,737.02 and 94,823.50 is: 142,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,439.50 : 474,737.02 = 94,823.50 : x
  2. Step 2: Convert to fraction form
    316,439.50/474,737.02 = 94,823.50/x
  3. Step 3: Cross multiply
    316,439.50x = 474,737.02 × 94,823.50
  4. Step 4: Simplify right side
    316,439.50x = 45,016,225,815.97
  5. Step 5: Solve for x
    x = 45,016,225,815.97/316,439.50
  6. Step 6: Final answer
    x = 142,258.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.