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Finding the Fourth Proportional to 160,560.81, 240,875.01 and 60,718.77

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Solution

The fourth proportional to 160,560.81, 240,875.01 and 60,718.77 is: 91,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,560.81 : 240,875.01 = 60,718.77 : x
  2. Step 2: Convert to fraction form
    160,560.81/240,875.01 = 60,718.77/x
  3. Step 3: Cross multiply
    160,560.81x = 240,875.01 × 60,718.77
  4. Step 4: Simplify right side
    160,560.81x = 14,625,634,330.94
  5. Step 5: Solve for x
    x = 14,625,634,330.94/160,560.81
  6. Step 6: Final answer
    x = 91,090.94

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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.