Home / 106,776.56-147,338.87-59,023.42

Finding the Fourth Proportional to 106,776.56, 147,338.87 and 59,023.42

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Solution

The fourth proportional to 106,776.56, 147,338.87 and 59,023.42 is: 81,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,776.56 : 147,338.87 = 59,023.42 : x
  2. Step 2: Convert to fraction form
    106,776.56/147,338.87 = 59,023.42/x
  3. Step 3: Cross multiply
    106,776.56x = 147,338.87 × 59,023.42
  4. Step 4: Simplify right side
    106,776.56x = 8,696,443,342.87
  5. Step 5: Solve for x
    x = 8,696,443,342.87/106,776.56
  6. Step 6: Final answer
    x = 81,445.25

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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.