Home / 127,953.04-191,535.87-83,484.04

Finding the Fourth Proportional to 127,953.04, 191,535.87 and 83,484.04

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Solution

The fourth proportional to 127,953.04, 191,535.87 and 83,484.04 is: 124,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,953.04 : 191,535.87 = 83,484.04 : x
  2. Step 2: Convert to fraction form
    127,953.04/191,535.87 = 83,484.04/x
  3. Step 3: Cross multiply
    127,953.04x = 191,535.87 × 83,484.04
  4. Step 4: Simplify right side
    127,953.04x = 15,990,188,232.51
  5. Step 5: Solve for x
    x = 15,990,188,232.51/127,953.04
  6. Step 6: Final answer
    x = 124,969.19

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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.