Home / 107,673.17-148,603.08-61,750.80

Finding the Fourth Proportional to 107,673.17, 148,603.08 and 61,750.80

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Solution

The fourth proportional to 107,673.17, 148,603.08 and 61,750.80 is: 85,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,673.17 : 148,603.08 = 61,750.80 : x
  2. Step 2: Convert to fraction form
    107,673.17/148,603.08 = 61,750.80/x
  3. Step 3: Cross multiply
    107,673.17x = 148,603.08 × 61,750.80
  4. Step 4: Simplify right side
    107,673.17x = 9,176,359,072.46
  5. Step 5: Solve for x
    x = 9,176,359,072.46/107,673.17
  6. Step 6: Final answer
    x = 85,224.20

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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.