Home / 96,901.39-133,731.40-58,140.67

Finding the Fourth Proportional to 96,901.39, 133,731.40 and 58,140.67

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Solution

The fourth proportional to 96,901.39, 133,731.40 and 58,140.67 is: 80,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,901.39 : 133,731.40 = 58,140.67 : x
  2. Step 2: Convert to fraction form
    96,901.39/133,731.40 = 58,140.67/x
  3. Step 3: Cross multiply
    96,901.39x = 133,731.40 × 58,140.67
  4. Step 4: Simplify right side
    96,901.39x = 7,775,232,527.38
  5. Step 5: Solve for x
    x = 7,775,232,527.38/96,901.39
  6. Step 6: Final answer
    x = 80,238.61

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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.