Home / 127,327.58-190,925.67-57,146.84

Finding the Fourth Proportional to 127,327.58, 190,925.67 and 57,146.84

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Solution

The fourth proportional to 127,327.58, 190,925.67 and 57,146.84 is: 85,690.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,327.58 : 190,925.67 = 57,146.84 : x
  2. Step 2: Convert to fraction form
    127,327.58/190,925.67 = 57,146.84/x
  3. Step 3: Cross multiply
    127,327.58x = 190,925.67 × 57,146.84
  4. Step 4: Simplify right side
    127,327.58x = 10,910,798,715.38
  5. Step 5: Solve for x
    x = 10,910,798,715.38/127,327.58
  6. Step 6: Final answer
    x = 85,690.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.