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Finding the Fourth Proportional to 160,560.86, 240,838.54 and 48,242.00

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Solution

The fourth proportional to 160,560.86, 240,838.54 and 48,242.00 is: 72,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,560.86 : 240,838.54 = 48,242.00 : x
  2. Step 2: Convert to fraction form
    160,560.86/240,838.54 = 48,242.00/x
  3. Step 3: Cross multiply
    160,560.86x = 240,838.54 × 48,242.00
  4. Step 4: Simplify right side
    160,560.86x = 11,618,533,328.17
  5. Step 5: Solve for x
    x = 11,618,533,328.17/160,560.86
  6. Step 6: Final answer
    x = 72,362.18

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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.