Home / 106,731.23-147,289.55-58,334.13

Finding the Fourth Proportional to 106,731.23, 147,289.55 and 58,334.13

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Solution

The fourth proportional to 106,731.23, 147,289.55 and 58,334.13 is: 80,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,731.23 : 147,289.55 = 58,334.13 : x
  2. Step 2: Convert to fraction form
    106,731.23/147,289.55 = 58,334.13/x
  3. Step 3: Cross multiply
    106,731.23x = 147,289.55 × 58,334.13
  4. Step 4: Simplify right side
    106,731.23x = 8,592,007,465.67
  5. Step 5: Solve for x
    x = 8,592,007,465.67/106,731.23
  6. Step 6: Final answer
    x = 80,501.35

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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.