Home / 160,345.46-221,273.61-88,725.53

Finding the Fourth Proportional to 160,345.46, 221,273.61 and 88,725.53

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Solution

The fourth proportional to 160,345.46, 221,273.61 and 88,725.53 is: 122,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,345.46 : 221,273.61 = 88,725.53 : x
  2. Step 2: Convert to fraction form
    160,345.46/221,273.61 = 88,725.53/x
  3. Step 3: Cross multiply
    160,345.46x = 221,273.61 × 88,725.53
  4. Step 4: Simplify right side
    160,345.46x = 19,632,618,875.45
  5. Step 5: Solve for x
    x = 19,632,618,875.45/160,345.46
  6. Step 6: Final answer
    x = 122,439.50

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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.