Home / 116,754.32-161,124.91-69,048.56

Finding the Fourth Proportional to 116,754.32, 161,124.91 and 69,048.56

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Solution

The fourth proportional to 116,754.32, 161,124.91 and 69,048.56 is: 95,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,754.32 : 161,124.91 = 69,048.56 : x
  2. Step 2: Convert to fraction form
    116,754.32/161,124.91 = 69,048.56/x
  3. Step 3: Cross multiply
    116,754.32x = 161,124.91 × 69,048.56
  4. Step 4: Simplify right side
    116,754.32x = 11,125,443,015.63
  5. Step 5: Solve for x
    x = 11,125,443,015.63/116,754.32
  6. Step 6: Final answer
    x = 95,289.35

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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.