Home / 207,748.44-286,646.58-127,169.64

Finding the Fourth Proportional to 207,748.44, 286,646.58 and 127,169.64

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Solution

The fourth proportional to 207,748.44, 286,646.58 and 127,169.64 is: 175,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,748.44 : 286,646.58 = 127,169.64 : x
  2. Step 2: Convert to fraction form
    207,748.44/286,646.58 = 127,169.64/x
  3. Step 3: Cross multiply
    207,748.44x = 286,646.58 × 127,169.64
  4. Step 4: Simplify right side
    207,748.44x = 36,452,742,385.83
  5. Step 5: Solve for x
    x = 36,452,742,385.83/207,748.44
  6. Step 6: Final answer
    x = 175,465.78

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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.