Home / 108,740.20-163,547.70-97,367.80

Finding the Fourth Proportional to 108,740.20, 163,547.70 and 97,367.80

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Solution

The fourth proportional to 108,740.20, 163,547.70 and 97,367.80 is: 146,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,740.20 : 163,547.70 = 97,367.80 : x
  2. Step 2: Convert to fraction form
    108,740.20/163,547.70 = 97,367.80/x
  3. Step 3: Cross multiply
    108,740.20x = 163,547.70 × 97,367.80
  4. Step 4: Simplify right side
    108,740.20x = 15,924,279,744.06
  5. Step 5: Solve for x
    x = 15,924,279,744.06/108,740.20
  6. Step 6: Final answer
    x = 146,443.36

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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.