Home / 107,654.10-148,556.32-62,328.84

Finding the Fourth Proportional to 107,654.10, 148,556.32 and 62,328.84

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Solution

The fourth proportional to 107,654.10, 148,556.32 and 62,328.84 is: 86,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,654.10 : 148,556.32 = 62,328.84 : x
  2. Step 2: Convert to fraction form
    107,654.10/148,556.32 = 62,328.84/x
  3. Step 3: Cross multiply
    107,654.10x = 148,556.32 × 62,328.84
  4. Step 4: Simplify right side
    107,654.10x = 9,259,343,100.27
  5. Step 5: Solve for x
    x = 9,259,343,100.27/107,654.10
  6. Step 6: Final answer
    x = 86,010.13

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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.