Home / 127,547.15-191,323.88-60,994.31

Finding the Fourth Proportional to 127,547.15, 191,323.88 and 60,994.31

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Solution

The fourth proportional to 127,547.15, 191,323.88 and 60,994.31 is: 91,492.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,547.15 : 191,323.88 = 60,994.31 : x
  2. Step 2: Convert to fraction form
    127,547.15/191,323.88 = 60,994.31/x
  3. Step 3: Cross multiply
    127,547.15x = 191,323.88 × 60,994.31
  4. Step 4: Simplify right side
    127,547.15x = 11,669,668,047.12
  5. Step 5: Solve for x
    x = 11,669,668,047.12/127,547.15
  6. Step 6: Final answer
    x = 91,492.97

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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.