Home / 70,840.97-97,750.15-40,627.56

Finding the Fourth Proportional to 70,840.97, 97,750.15 and 40,627.56

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Solution

The fourth proportional to 70,840.97, 97,750.15 and 40,627.56 is: 56,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,840.97 : 97,750.15 = 40,627.56 : x
  2. Step 2: Convert to fraction form
    70,840.97/97,750.15 = 40,627.56/x
  3. Step 3: Cross multiply
    70,840.97x = 97,750.15 × 40,627.56
  4. Step 4: Simplify right side
    70,840.97x = 3,971,350,084.13
  5. Step 5: Solve for x
    x = 3,971,350,084.13/70,840.97
  6. Step 6: Final answer
    x = 56,060.07

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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.