Home / 98,246.60-147,282.36-45,627.40

Finding the Fourth Proportional to 98,246.60, 147,282.36 and 45,627.40

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Solution

The fourth proportional to 98,246.60, 147,282.36 and 45,627.40 is: 68,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,246.60 : 147,282.36 = 45,627.40 : x
  2. Step 2: Convert to fraction form
    98,246.60/147,282.36 = 45,627.40/x
  3. Step 3: Cross multiply
    98,246.60x = 147,282.36 × 45,627.40
  4. Step 4: Simplify right side
    98,246.60x = 6,720,111,152.66
  5. Step 5: Solve for x
    x = 6,720,111,152.66/98,246.60
  6. Step 6: Final answer
    x = 68,400.44

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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.