Home / 174,439.12-240,663-98,943.88

Finding the Fourth Proportional to 174,439.12, 240,663 and 98,943.88

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Solution

The fourth proportional to 174,439.12, 240,663 and 98,943.88 is: 136,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,439.12 : 240,663 = 98,943.88 : x
  2. Step 2: Convert to fraction form
    174,439.12/240,663 = 98,943.88/x
  3. Step 3: Cross multiply
    174,439.12x = 240,663 × 98,943.88
  4. Step 4: Simplify right side
    174,439.12x = 23,812,130,992.44
  5. Step 5: Solve for x
    x = 23,812,130,992.44/174,439.12
  6. Step 6: Final answer
    x = 136,506.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.