Home / 124,667.46-187,842.69-102,966.93

Finding the Fourth Proportional to 124,667.46, 187,842.69 and 102,966.93

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Solution

The fourth proportional to 124,667.46, 187,842.69 and 102,966.93 is: 155,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,667.46 : 187,842.69 = 102,966.93 : x
  2. Step 2: Convert to fraction form
    124,667.46/187,842.69 = 102,966.93/x
  3. Step 3: Cross multiply
    124,667.46x = 187,842.69 × 102,966.93
  4. Step 4: Simplify right side
    124,667.46x = 19,341,585,112.24
  5. Step 5: Solve for x
    x = 19,341,585,112.24/124,667.46
  6. Step 6: Final answer
    x = 155,145.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.