Home / 70,360.28-97,097.02-38,528.90

Finding the Fourth Proportional to 70,360.28, 97,097.02 and 38,528.90

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Solution

The fourth proportional to 70,360.28, 97,097.02 and 38,528.90 is: 53,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,360.28 : 97,097.02 = 38,528.90 : x
  2. Step 2: Convert to fraction form
    70,360.28/97,097.02 = 38,528.90/x
  3. Step 3: Cross multiply
    70,360.28x = 97,097.02 × 38,528.90
  4. Step 4: Simplify right side
    70,360.28x = 3,741,040,792.07
  5. Step 5: Solve for x
    x = 3,741,040,792.07/70,360.28
  6. Step 6: Final answer
    x = 53,169.79

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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.