Home / 140,167.23-193,455.86-83,582.25

Finding the Fourth Proportional to 140,167.23, 193,455.86 and 83,582.25

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Solution

The fourth proportional to 140,167.23, 193,455.86 and 83,582.25 is: 115,358.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,167.23 : 193,455.86 = 83,582.25 : x
  2. Step 2: Convert to fraction form
    140,167.23/193,455.86 = 83,582.25/x
  3. Step 3: Cross multiply
    140,167.23x = 193,455.86 × 83,582.25
  4. Step 4: Simplify right side
    140,167.23x = 16,169,475,636.57
  5. Step 5: Solve for x
    x = 16,169,475,636.57/140,167.23
  6. Step 6: Final answer
    x = 115,358.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.