Home / 106,684.53-147,226.76-58,289.45

Finding the Fourth Proportional to 106,684.53, 147,226.76 and 58,289.45

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Solution

The fourth proportional to 106,684.53, 147,226.76 and 58,289.45 is: 80,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,684.53 : 147,226.76 = 58,289.45 : x
  2. Step 2: Convert to fraction form
    106,684.53/147,226.76 = 58,289.45/x
  3. Step 3: Cross multiply
    106,684.53x = 147,226.76 × 58,289.45
  4. Step 4: Simplify right side
    106,684.53x = 8,581,767,312.54
  5. Step 5: Solve for x
    x = 8,581,767,312.54/106,684.53
  6. Step 6: Final answer
    x = 80,440.60

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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.