Home / 70,634.50-97,482.46-40,424.13

Finding the Fourth Proportional to 70,634.50, 97,482.46 and 40,424.13

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Solution

The fourth proportional to 70,634.50, 97,482.46 and 40,424.13 is: 55,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,634.50 : 97,482.46 = 40,424.13 : x
  2. Step 2: Convert to fraction form
    70,634.50/97,482.46 = 40,424.13/x
  3. Step 3: Cross multiply
    70,634.50x = 97,482.46 × 40,424.13
  4. Step 4: Simplify right side
    70,634.50x = 3,940,643,635.76
  5. Step 5: Solve for x
    x = 3,940,643,635.76/70,634.50
  6. Step 6: Final answer
    x = 55,789.22

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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.