Home / 107,678.23-148,592.81-59,930.55

Finding the Fourth Proportional to 107,678.23, 148,592.81 and 59,930.55

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Solution

The fourth proportional to 107,678.23, 148,592.81 and 59,930.55 is: 82,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,678.23 : 148,592.81 = 59,930.55 : x
  2. Step 2: Convert to fraction form
    107,678.23/148,592.81 = 59,930.55/x
  3. Step 3: Cross multiply
    107,678.23x = 148,592.81 × 59,930.55
  4. Step 4: Simplify right side
    107,678.23x = 8,905,248,979.17
  5. Step 5: Solve for x
    x = 8,905,248,979.17/107,678.23
  6. Step 6: Final answer
    x = 82,702.41

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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.