Home / 98,685.30-147,794.13-56,588.25

Finding the Fourth Proportional to 98,685.30, 147,794.13 and 56,588.25

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Solution

The fourth proportional to 98,685.30, 147,794.13 and 56,588.25 is: 84,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,685.30 : 147,794.13 = 56,588.25 : x
  2. Step 2: Convert to fraction form
    98,685.30/147,794.13 = 56,588.25/x
  3. Step 3: Cross multiply
    98,685.30x = 147,794.13 × 56,588.25
  4. Step 4: Simplify right side
    98,685.30x = 8,363,411,176.97
  5. Step 5: Solve for x
    x = 8,363,411,176.97/98,685.30
  6. Step 6: Final answer
    x = 84,748.30

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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.