Home / 160,303.20-240,538.62-65,603.68

Finding the Fourth Proportional to 160,303.20, 240,538.62 and 65,603.68

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Solution

The fourth proportional to 160,303.20, 240,538.62 and 65,603.68 is: 98,439.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,303.20 : 240,538.62 = 65,603.68 : x
  2. Step 2: Convert to fraction form
    160,303.20/240,538.62 = 65,603.68/x
  3. Step 3: Cross multiply
    160,303.20x = 240,538.62 × 65,603.68
  4. Step 4: Simplify right side
    160,303.20x = 15,780,218,654.12
  5. Step 5: Solve for x
    x = 15,780,218,654.12/160,303.20
  6. Step 6: Final answer
    x = 98,439.82

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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.