Home / 108,295.79-162,465.55-38,224.31

Finding the Fourth Proportional to 108,295.79, 162,465.55 and 38,224.31

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Solution

The fourth proportional to 108,295.79, 162,465.55 and 38,224.31 is: 57,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,295.79 : 162,465.55 = 38,224.31 : x
  2. Step 2: Convert to fraction form
    108,295.79/162,465.55 = 38,224.31/x
  3. Step 3: Cross multiply
    108,295.79x = 162,465.55 × 38,224.31
  4. Step 4: Simplify right side
    108,295.79x = 6,210,132,639.63
  5. Step 5: Solve for x
    x = 6,210,132,639.63/108,295.79
  6. Step 6: Final answer
    x = 57,344.18

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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.