Home / 173,312.40-239,043.06-109,588.80

Finding the Fourth Proportional to 173,312.40, 239,043.06 and 109,588.80

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Solution

The fourth proportional to 173,312.40, 239,043.06 and 109,588.80 is: 151,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,312.40 : 239,043.06 = 109,588.80 : x
  2. Step 2: Convert to fraction form
    173,312.40/239,043.06 = 109,588.80/x
  3. Step 3: Cross multiply
    173,312.40x = 239,043.06 × 109,588.80
  4. Step 4: Simplify right side
    173,312.40x = 26,196,442,093.73
  5. Step 5: Solve for x
    x = 26,196,442,093.73/173,312.40
  6. Step 6: Final answer
    x = 151,151.57

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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.