Home / 70,599.02-97,427.17-40,382.47

Finding the Fourth Proportional to 70,599.02, 97,427.17 and 40,382.47

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Solution

The fourth proportional to 70,599.02, 97,427.17 and 40,382.47 is: 55,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,599.02 : 97,427.17 = 40,382.47 : x
  2. Step 2: Convert to fraction form
    70,599.02/97,427.17 = 40,382.47/x
  3. Step 3: Cross multiply
    70,599.02x = 97,427.17 × 40,382.47
  4. Step 4: Simplify right side
    70,599.02x = 3,934,349,941.97
  5. Step 5: Solve for x
    x = 3,934,349,941.97/70,599.02
  6. Step 6: Final answer
    x = 55,728.11

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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.