Home / 107,678.56-148,595.28-59,931.20

Finding the Fourth Proportional to 107,678.56, 148,595.28 and 59,931.20

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Solution

The fourth proportional to 107,678.56, 148,595.28 and 59,931.20 is: 82,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,678.56 : 148,595.28 = 59,931.20 : x
  2. Step 2: Convert to fraction form
    107,678.56/148,595.28 = 59,931.20/x
  3. Step 3: Cross multiply
    107,678.56x = 148,595.28 × 59,931.20
  4. Step 4: Simplify right side
    107,678.56x = 8,905,493,444.74
  5. Step 5: Solve for x
    x = 8,905,493,444.74/107,678.56
  6. Step 6: Final answer
    x = 82,704.43

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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.