Home / 98,515.04-147,785.24-45,194.16

Finding the Fourth Proportional to 98,515.04, 147,785.24 and 45,194.16

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Solution

The fourth proportional to 98,515.04, 147,785.24 and 45,194.16 is: 67,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,515.04 : 147,785.24 = 45,194.16 : x
  2. Step 2: Convert to fraction form
    98,515.04/147,785.24 = 45,194.16/x
  3. Step 3: Cross multiply
    98,515.04x = 147,785.24 × 45,194.16
  4. Step 4: Simplify right side
    98,515.04x = 6,679,029,782.20
  5. Step 5: Solve for x
    x = 6,679,029,782.20/98,515.04
  6. Step 6: Final answer
    x = 67,797.06

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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.