Home / 107,263.18-148,030.14-59,521.78

Finding the Fourth Proportional to 107,263.18, 148,030.14 and 59,521.78

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Solution

The fourth proportional to 107,263.18, 148,030.14 and 59,521.78 is: 82,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,263.18 : 148,030.14 = 59,521.78 : x
  2. Step 2: Convert to fraction form
    107,263.18/148,030.14 = 59,521.78/x
  3. Step 3: Cross multiply
    107,263.18x = 148,030.14 × 59,521.78
  4. Step 4: Simplify right side
    107,263.18x = 8,811,017,426.45
  5. Step 5: Solve for x
    x = 8,811,017,426.45/107,263.18
  6. Step 6: Final answer
    x = 82,143.91

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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.