Home / 153,057.04-211,186.30-92,615.92

Finding the Fourth Proportional to 153,057.04, 211,186.30 and 92,615.92

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Solution

The fourth proportional to 153,057.04, 211,186.30 and 92,615.92 is: 127,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,057.04 : 211,186.30 = 92,615.92 : x
  2. Step 2: Convert to fraction form
    153,057.04/211,186.30 = 92,615.92/x
  3. Step 3: Cross multiply
    153,057.04x = 211,186.30 × 92,615.92
  4. Step 4: Simplify right side
    153,057.04x = 19,559,213,465.90
  5. Step 5: Solve for x
    x = 19,559,213,465.90/153,057.04
  6. Step 6: Final answer
    x = 127,790.35

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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.