Home / 107,907.52-148,901.76-60,156.40

Finding the Fourth Proportional to 107,907.52, 148,901.76 and 60,156.40

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Solution

The fourth proportional to 107,907.52, 148,901.76 and 60,156.40 is: 83,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,907.52 : 148,901.76 = 60,156.40 : x
  2. Step 2: Convert to fraction form
    107,907.52/148,901.76 = 60,156.40/x
  3. Step 3: Cross multiply
    107,907.52x = 148,901.76 × 60,156.40
  4. Step 4: Simplify right side
    107,907.52x = 8,957,393,835.26
  5. Step 5: Solve for x
    x = 8,957,393,835.26/107,907.52
  6. Step 6: Final answer
    x = 83,009.91

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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.