Home / 107,918.34-148,921.84-60,162.45

Finding the Fourth Proportional to 107,918.34, 148,921.84 and 60,162.45

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Solution

The fourth proportional to 107,918.34, 148,921.84 and 60,162.45 is: 83,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918.34 : 148,921.84 = 60,162.45 : x
  2. Step 2: Convert to fraction form
    107,918.34/148,921.84 = 60,162.45/x
  3. Step 3: Cross multiply
    107,918.34x = 148,921.84 × 60,162.45
  4. Step 4: Simplify right side
    107,918.34x = 8,959,502,752.91
  5. Step 5: Solve for x
    x = 8,959,502,752.91/107,918.34
  6. Step 6: Final answer
    x = 83,021.13

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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.