Home / 108,275.10-162,420.86-29,395.47

Finding the Fourth Proportional to 108,275.10, 162,420.86 and 29,395.47

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Solution

The fourth proportional to 108,275.10, 162,420.86 and 29,395.47 is: 44,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,275.10 : 162,420.86 = 29,395.47 : x
  2. Step 2: Convert to fraction form
    108,275.10/162,420.86 = 29,395.47/x
  3. Step 3: Cross multiply
    108,275.10x = 162,420.86 × 29,395.47
  4. Step 4: Simplify right side
    108,275.10x = 4,774,438,200.07
  5. Step 5: Solve for x
    x = 4,774,438,200.07/108,275.10
  6. Step 6: Final answer
    x = 44,095.44

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1.5x scale

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.