Home / 108,357.35-162,502.74-38,220.26

Finding the Fourth Proportional to 108,357.35, 162,502.74 and 38,220.26

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Solution

The fourth proportional to 108,357.35, 162,502.74 and 38,220.26 is: 57,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,357.35 : 162,502.74 = 38,220.26 : x
  2. Step 2: Convert to fraction form
    108,357.35/162,502.74 = 38,220.26/x
  3. Step 3: Cross multiply
    108,357.35x = 162,502.74 × 38,220.26
  4. Step 4: Simplify right side
    108,357.35x = 6,210,896,161.00
  5. Step 5: Solve for x
    x = 6,210,896,161.00/108,357.35
  6. Step 6: Final answer
    x = 57,318.64

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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.