Home / 70,617.02-97,423.16-45,116.80

Finding the Fourth Proportional to 70,617.02, 97,423.16 and 45,116.80

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Solution

The fourth proportional to 70,617.02, 97,423.16 and 45,116.80 is: 62,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,617.02 : 97,423.16 = 45,116.80 : x
  2. Step 2: Convert to fraction form
    70,617.02/97,423.16 = 45,116.80/x
  3. Step 3: Cross multiply
    70,617.02x = 97,423.16 × 45,116.80
  4. Step 4: Simplify right side
    70,617.02x = 4,395,420,755.95
  5. Step 5: Solve for x
    x = 4,395,420,755.95/70,617.02
  6. Step 6: Final answer
    x = 62,243.08

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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.