Home / 107,317.11-148,094.88-58,918.80

Finding the Fourth Proportional to 107,317.11, 148,094.88 and 58,918.80

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Solution

The fourth proportional to 107,317.11, 148,094.88 and 58,918.80 is: 81,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,317.11 : 148,094.88 = 58,918.80 : x
  2. Step 2: Convert to fraction form
    107,317.11/148,094.88 = 58,918.80/x
  3. Step 3: Cross multiply
    107,317.11x = 148,094.88 × 58,918.80
  4. Step 4: Simplify right side
    107,317.11x = 8,725,571,875.27
  5. Step 5: Solve for x
    x = 8,725,571,875.27/107,317.11
  6. Step 6: Final answer
    x = 81,306.44

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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.