Home / 70,924.47-97,875.15-38,659.10

Finding the Fourth Proportional to 70,924.47, 97,875.15 and 38,659.10

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Solution

The fourth proportional to 70,924.47, 97,875.15 and 38,659.10 is: 53,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,924.47 : 97,875.15 = 38,659.10 : x
  2. Step 2: Convert to fraction form
    70,924.47/97,875.15 = 38,659.10/x
  3. Step 3: Cross multiply
    70,924.47x = 97,875.15 × 38,659.10
  4. Step 4: Simplify right side
    70,924.47x = 3,783,764,906.66
  5. Step 5: Solve for x
    x = 3,783,764,906.66/70,924.47
  6. Step 6: Final answer
    x = 53,349.21

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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.