Home / 70,617.20-97,515.02-52,681.06

Finding the Fourth Proportional to 70,617.20, 97,515.02 and 52,681.06

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Solution

The fourth proportional to 70,617.20, 97,515.02 and 52,681.06 is: 72,747.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,617.20 : 97,515.02 = 52,681.06 : x
  2. Step 2: Convert to fraction form
    70,617.20/97,515.02 = 52,681.06/x
  3. Step 3: Cross multiply
    70,617.20x = 97,515.02 × 52,681.06
  4. Step 4: Simplify right side
    70,617.20x = 5,137,194,619.52
  5. Step 5: Solve for x
    x = 5,137,194,619.52/70,617.20
  6. Step 6: Final answer
    x = 72,747.07

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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.