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Finding the Fourth Proportional to 160,362.48, 240,541.28 and 55,182.32

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Solution

The fourth proportional to 160,362.48, 240,541.28 and 55,182.32 is: 82,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,362.48 : 240,541.28 = 55,182.32 : x
  2. Step 2: Convert to fraction form
    160,362.48/240,541.28 = 55,182.32/x
  3. Step 3: Cross multiply
    160,362.48x = 240,541.28 × 55,182.32
  4. Step 4: Simplify right side
    160,362.48x = 13,273,625,886.17
  5. Step 5: Solve for x
    x = 13,273,625,886.17/160,362.48
  6. Step 6: Final answer
    x = 82,772.64

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1.5x scale

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.