Home / 117,553.68-176,342.67-38,667.78

Finding the Fourth Proportional to 117,553.68, 176,342.67 and 38,667.78

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Solution

The fourth proportional to 117,553.68, 176,342.67 and 38,667.78 is: 58,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,553.68 : 176,342.67 = 38,667.78 : x
  2. Step 2: Convert to fraction form
    117,553.68/176,342.67 = 38,667.78/x
  3. Step 3: Cross multiply
    117,553.68x = 176,342.67 × 38,667.78
  4. Step 4: Simplify right side
    117,553.68x = 6,818,779,568.17
  5. Step 5: Solve for x
    x = 6,818,779,568.17/117,553.68
  6. Step 6: Final answer
    x = 58,005.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.