Home / 106,277.50-146,662.95-58,530.76

Finding the Fourth Proportional to 106,277.50, 146,662.95 and 58,530.76

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Solution

The fourth proportional to 106,277.50, 146,662.95 and 58,530.76 is: 80,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,277.50 : 146,662.95 = 58,530.76 : x
  2. Step 2: Convert to fraction form
    106,277.50/146,662.95 = 58,530.76/x
  3. Step 3: Cross multiply
    106,277.50x = 146,662.95 × 58,530.76
  4. Step 4: Simplify right side
    106,277.50x = 8,584,293,927.34
  5. Step 5: Solve for x
    x = 8,584,293,927.34/106,277.50
  6. Step 6: Final answer
    x = 80,772.45

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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.