Home / 118,828.32-163,967.49-71,064.24

Finding the Fourth Proportional to 118,828.32, 163,967.49 and 71,064.24

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Solution

The fourth proportional to 118,828.32, 163,967.49 and 71,064.24 is: 98,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,828.32 : 163,967.49 = 71,064.24 : x
  2. Step 2: Convert to fraction form
    118,828.32/163,967.49 = 71,064.24/x
  3. Step 3: Cross multiply
    118,828.32x = 163,967.49 × 71,064.24
  4. Step 4: Simplify right side
    118,828.32x = 11,652,225,061.56
  5. Step 5: Solve for x
    x = 11,652,225,061.56/118,828.32
  6. Step 6: Final answer
    x = 98,059.33

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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.