Home / 107,282.64-148,056.75-61,968.92

Finding the Fourth Proportional to 107,282.64, 148,056.75 and 61,968.92

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Solution

The fourth proportional to 107,282.64, 148,056.75 and 61,968.92 is: 85,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,282.64 : 148,056.75 = 61,968.92 : x
  2. Step 2: Convert to fraction form
    107,282.64/148,056.75 = 61,968.92/x
  3. Step 3: Cross multiply
    107,282.64x = 148,056.75 × 61,968.92
  4. Step 4: Simplify right side
    107,282.64x = 9,174,916,155.93
  5. Step 5: Solve for x
    x = 9,174,916,155.93/107,282.64
  6. Step 6: Final answer
    x = 85,520.98

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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.