Home / 71,184.40-98,244.30-40,969.15

Finding the Fourth Proportional to 71,184.40, 98,244.30 and 40,969.15

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Solution

The fourth proportional to 71,184.40, 98,244.30 and 40,969.15 is: 56,543.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,184.40 : 98,244.30 = 40,969.15 : x
  2. Step 2: Convert to fraction form
    71,184.40/98,244.30 = 40,969.15/x
  3. Step 3: Cross multiply
    71,184.40x = 98,244.30 × 40,969.15
  4. Step 4: Simplify right side
    71,184.40x = 4,024,985,463.35
  5. Step 5: Solve for x
    x = 4,024,985,463.35/71,184.40
  6. Step 6: Final answer
    x = 56,543.08

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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.