Home / 160,017.40-239,956.98-66,459.16

Finding the Fourth Proportional to 160,017.40, 239,956.98 and 66,459.16

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Solution

The fourth proportional to 160,017.40, 239,956.98 and 66,459.16 is: 99,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,017.40 : 239,956.98 = 66,459.16 : x
  2. Step 2: Convert to fraction form
    160,017.40/239,956.98 = 66,459.16/x
  3. Step 3: Cross multiply
    160,017.40x = 239,956.98 × 66,459.16
  4. Step 4: Simplify right side
    160,017.40x = 15,947,339,326.94
  5. Step 5: Solve for x
    x = 15,947,339,326.94/160,017.40
  6. Step 6: Final answer
    x = 99,660.03

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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.