Home / 127,698.12-191,547.06-34,201.32

Finding the Fourth Proportional to 127,698.12, 191,547.06 and 34,201.32

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Solution

The fourth proportional to 127,698.12, 191,547.06 and 34,201.32 is: 51,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,698.12 : 191,547.06 = 34,201.32 : x
  2. Step 2: Convert to fraction form
    127,698.12/191,547.06 = 34,201.32/x
  3. Step 3: Cross multiply
    127,698.12x = 191,547.06 × 34,201.32
  4. Step 4: Simplify right side
    127,698.12x = 6,551,162,294.12
  5. Step 5: Solve for x
    x = 6,551,162,294.12/127,698.12
  6. Step 6: Final answer
    x = 51,301.95

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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.