Home / 98,725.79-147,995.26-60,798.38

Finding the Fourth Proportional to 98,725.79, 147,995.26 and 60,798.38

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Solution

The fourth proportional to 98,725.79, 147,995.26 and 60,798.38 is: 91,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,725.79 : 147,995.26 = 60,798.38 : x
  2. Step 2: Convert to fraction form
    98,725.79/147,995.26 = 60,798.38/x
  3. Step 3: Cross multiply
    98,725.79x = 147,995.26 × 60,798.38
  4. Step 4: Simplify right side
    98,725.79x = 8,997,871,163.71
  5. Step 5: Solve for x
    x = 8,997,871,163.71/98,725.79
  6. Step 6: Final answer
    x = 91,140.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.