Home / 121,994.19-182,996.75-53,601.23

Finding the Fourth Proportional to 121,994.19, 182,996.75 and 53,601.23

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Solution

The fourth proportional to 121,994.19, 182,996.75 and 53,601.23 is: 80,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,994.19 : 182,996.75 = 53,601.23 : x
  2. Step 2: Convert to fraction form
    121,994.19/182,996.75 = 53,601.23/x
  3. Step 3: Cross multiply
    121,994.19x = 182,996.75 × 53,601.23
  4. Step 4: Simplify right side
    121,994.19x = 9,808,849,703.01
  5. Step 5: Solve for x
    x = 9,808,849,703.01/121,994.19
  6. Step 6: Final answer
    x = 80,404.24

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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.