Home / 107,556.81-148,428.51-59,809.13

Finding the Fourth Proportional to 107,556.81, 148,428.51 and 59,809.13

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Solution

The fourth proportional to 107,556.81, 148,428.51 and 59,809.13 is: 82,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,556.81 : 148,428.51 = 59,809.13 : x
  2. Step 2: Convert to fraction form
    107,556.81/148,428.51 = 59,809.13/x
  3. Step 3: Cross multiply
    107,556.81x = 148,428.51 × 59,809.13
  4. Step 4: Simplify right side
    107,556.81x = 8,877,380,050.30
  5. Step 5: Solve for x
    x = 8,877,380,050.30/107,556.81
  6. Step 6: Final answer
    x = 82,536.66

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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.