Home / 71,084.64-98,030.61-47,188.02

Finding the Fourth Proportional to 71,084.64, 98,030.61 and 47,188.02

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Solution

The fourth proportional to 71,084.64, 98,030.61 and 47,188.02 is: 65,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.64 : 98,030.61 = 47,188.02 : x
  2. Step 2: Convert to fraction form
    71,084.64/98,030.61 = 47,188.02/x
  3. Step 3: Cross multiply
    71,084.64x = 98,030.61 × 47,188.02
  4. Step 4: Simplify right side
    71,084.64x = 4,625,870,385.29
  5. Step 5: Solve for x
    x = 4,625,870,385.29/71,084.64
  6. Step 6: Final answer
    x = 65,075.53

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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.