Home / 107,556.48-148,431.55-59,160.46

Finding the Fourth Proportional to 107,556.48, 148,431.55 and 59,160.46

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Solution

The fourth proportional to 107,556.48, 148,431.55 and 59,160.46 is: 81,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,556.48 : 148,431.55 = 59,160.46 : x
  2. Step 2: Convert to fraction form
    107,556.48/148,431.55 = 59,160.46/x
  3. Step 3: Cross multiply
    107,556.48x = 148,431.55 × 59,160.46
  4. Step 4: Simplify right side
    107,556.48x = 8,781,278,776.51
  5. Step 5: Solve for x
    x = 8,781,278,776.51/107,556.48
  6. Step 6: Final answer
    x = 81,643.42

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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.