Home / 185,117.94-255,271.77-158,349.06

Finding the Fourth Proportional to 185,117.94, 255,271.77 and 158,349.06

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Solution

The fourth proportional to 185,117.94, 255,271.77 and 158,349.06 is: 218,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,117.94 : 255,271.77 = 158,349.06 : x
  2. Step 2: Convert to fraction form
    185,117.94/255,271.77 = 158,349.06/x
  3. Step 3: Cross multiply
    185,117.94x = 255,271.77 × 158,349.06
  4. Step 4: Simplify right side
    185,117.94x = 40,422,044,824.04
  5. Step 5: Solve for x
    x = 40,422,044,824.04/185,117.94
  6. Step 6: Final answer
    x = 218,358.33

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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.