Home / 108,205.95-162,308.93-29,320.18

Finding the Fourth Proportional to 108,205.95, 162,308.93 and 29,320.18

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Solution

The fourth proportional to 108,205.95, 162,308.93 and 29,320.18 is: 43,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,205.95 : 162,308.93 = 29,320.18 : x
  2. Step 2: Convert to fraction form
    108,205.95/162,308.93 = 29,320.18/x
  3. Step 3: Cross multiply
    108,205.95x = 162,308.93 × 29,320.18
  4. Step 4: Simplify right side
    108,205.95x = 4,758,926,710.74
  5. Step 5: Solve for x
    x = 4,758,926,710.74/108,205.95
  6. Step 6: Final answer
    x = 43,980.27

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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.