Home / 107,516.34-148,376.36-59,121.95

Finding the Fourth Proportional to 107,516.34, 148,376.36 and 59,121.95

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Solution

The fourth proportional to 107,516.34, 148,376.36 and 59,121.95 is: 81,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,516.34 : 148,376.36 = 59,121.95 : x
  2. Step 2: Convert to fraction form
    107,516.34/148,376.36 = 59,121.95/x
  3. Step 3: Cross multiply
    107,516.34x = 148,376.36 × 59,121.95
  4. Step 4: Simplify right side
    107,516.34x = 8,772,298,699.61
  5. Step 5: Solve for x
    x = 8,772,298,699.61/107,516.34
  6. Step 6: Final answer
    x = 81,590.38

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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.