Home / 107,939.48-148,953.20-60,200.91

Finding the Fourth Proportional to 107,939.48, 148,953.20 and 60,200.91

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Solution

The fourth proportional to 107,939.48, 148,953.20 and 60,200.91 is: 83,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,939.48 : 148,953.20 = 60,200.91 : x
  2. Step 2: Convert to fraction form
    107,939.48/148,953.20 = 60,200.91/x
  3. Step 3: Cross multiply
    107,939.48x = 148,953.20 × 60,200.91
  4. Step 4: Simplify right side
    107,939.48x = 8,967,117,886.41
  5. Step 5: Solve for x
    x = 8,967,117,886.41/107,939.48
  6. Step 6: Final answer
    x = 83,075.43

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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.