Home / 107,517.58-148,378.08-59,123.18

Finding the Fourth Proportional to 107,517.58, 148,378.08 and 59,123.18

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Solution

The fourth proportional to 107,517.58, 148,378.08 and 59,123.18 is: 81,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.58 : 148,378.08 = 59,123.18 : x
  2. Step 2: Convert to fraction form
    107,517.58/148,378.08 = 59,123.18/x
  3. Step 3: Cross multiply
    107,517.58x = 148,378.08 × 59,123.18
  4. Step 4: Simplify right side
    107,517.58x = 8,772,583,931.89
  5. Step 5: Solve for x
    x = 8,772,583,931.89/107,517.58
  6. Step 6: Final answer
    x = 81,592.09

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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.