Home / 118,758.24-163,888.12-65,048.26

Finding the Fourth Proportional to 118,758.24, 163,888.12 and 65,048.26

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Solution

The fourth proportional to 118,758.24, 163,888.12 and 65,048.26 is: 89,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,758.24 : 163,888.12 = 65,048.26 : x
  2. Step 2: Convert to fraction form
    118,758.24/163,888.12 = 65,048.26/x
  3. Step 3: Cross multiply
    118,758.24x = 163,888.12 × 65,048.26
  4. Step 4: Simplify right side
    118,758.24x = 10,660,637,040.67
  5. Step 5: Solve for x
    x = 10,660,637,040.67/118,758.24
  6. Step 6: Final answer
    x = 89,767.56

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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.