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Finding the Fourth Proportional to 98,498.48, 147,746.76 and 24,626.48

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Solution

The fourth proportional to 98,498.48, 147,746.76 and 24,626.48 is: 36,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,498.48 : 147,746.76 = 24,626.48 : x
  2. Step 2: Convert to fraction form
    98,498.48/147,746.76 = 24,626.48/x
  3. Step 3: Cross multiply
    98,498.48x = 147,746.76 × 24,626.48
  4. Step 4: Simplify right side
    98,498.48x = 3,638,482,630.20
  5. Step 5: Solve for x
    x = 3,638,482,630.20/98,498.48
  6. Step 6: Final answer
    x = 36,939.48

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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.