Home / 71,254.93-98,316.49-42,960.01

Finding the Fourth Proportional to 71,254.93, 98,316.49 and 42,960.01

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Solution

The fourth proportional to 71,254.93, 98,316.49 and 42,960.01 is: 59,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,254.93 : 98,316.49 = 42,960.01 : x
  2. Step 2: Convert to fraction form
    71,254.93/98,316.49 = 42,960.01/x
  3. Step 3: Cross multiply
    71,254.93x = 98,316.49 × 42,960.01
  4. Step 4: Simplify right side
    71,254.93x = 4,223,676,687.18
  5. Step 5: Solve for x
    x = 4,223,676,687.18/71,254.93
  6. Step 6: Final answer
    x = 59,275.58

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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.