Home / 228,109.64-314,785.14-127,527.08

Finding the Fourth Proportional to 228,109.64, 314,785.14 and 127,527.08

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Solution

The fourth proportional to 228,109.64, 314,785.14 and 127,527.08 is: 175,983.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,109.64 : 314,785.14 = 127,527.08 : x
  2. Step 2: Convert to fraction form
    228,109.64/314,785.14 = 127,527.08/x
  3. Step 3: Cross multiply
    228,109.64x = 314,785.14 × 127,527.08
  4. Step 4: Simplify right side
    228,109.64x = 40,143,629,731.59
  5. Step 5: Solve for x
    x = 40,143,629,731.59/228,109.64
  6. Step 6: Final answer
    x = 175,983.92

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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.