Home / 71,210.13-98,180.62-45,671.41

Finding the Fourth Proportional to 71,210.13, 98,180.62 and 45,671.41

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Solution

The fourth proportional to 71,210.13, 98,180.62 and 45,671.41 is: 62,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,210.13 : 98,180.62 = 45,671.41 : x
  2. Step 2: Convert to fraction form
    71,210.13/98,180.62 = 45,671.41/x
  3. Step 3: Cross multiply
    71,210.13x = 98,180.62 × 45,671.41
  4. Step 4: Simplify right side
    71,210.13x = 4,484,047,350.07
  5. Step 5: Solve for x
    x = 4,484,047,350.07/71,210.13
  6. Step 6: Final answer
    x = 62,969.23

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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.