Home / 173,100.19-238,728.72-112,649.08

Finding the Fourth Proportional to 173,100.19, 238,728.72 and 112,649.08

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Solution

The fourth proportional to 173,100.19, 238,728.72 and 112,649.08 is: 155,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,100.19 : 238,728.72 = 112,649.08 : x
  2. Step 2: Convert to fraction form
    173,100.19/238,728.72 = 112,649.08/x
  3. Step 3: Cross multiply
    173,100.19x = 238,728.72 × 112,649.08
  4. Step 4: Simplify right side
    173,100.19x = 26,892,570,677.58
  5. Step 5: Solve for x
    x = 26,892,570,677.58/173,100.19
  6. Step 6: Final answer
    x = 155,358.41

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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.