Home / 96,988.07-145,573.69-59,621.05

Finding the Fourth Proportional to 96,988.07, 145,573.69 and 59,621.05

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Solution

The fourth proportional to 96,988.07, 145,573.69 and 59,621.05 is: 89,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,988.07 : 145,573.69 = 59,621.05 : x
  2. Step 2: Convert to fraction form
    96,988.07/145,573.69 = 59,621.05/x
  3. Step 3: Cross multiply
    96,988.07x = 145,573.69 × 59,621.05
  4. Step 4: Simplify right side
    96,988.07x = 8,679,256,250.17
  5. Step 5: Solve for x
    x = 8,679,256,250.17/96,988.07
  6. Step 6: Final answer
    x = 89,487.87

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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.