Home / 191,265.04-287,028.24-66,606.04

Finding the Fourth Proportional to 191,265.04, 287,028.24 and 66,606.04

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Solution

The fourth proportional to 191,265.04, 287,028.24 and 66,606.04 is: 99,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,265.04 : 287,028.24 = 66,606.04 : x
  2. Step 2: Convert to fraction form
    191,265.04/287,028.24 = 66,606.04/x
  3. Step 3: Cross multiply
    191,265.04x = 287,028.24 × 66,606.04
  4. Step 4: Simplify right side
    191,265.04x = 19,117,814,434.57
  5. Step 5: Solve for x
    x = 19,117,814,434.57/191,265.04
  6. Step 6: Final answer
    x = 99,954.57

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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.