Home / 153,010.86-211,144.68-92,615.04

Finding the Fourth Proportional to 153,010.86, 211,144.68 and 92,615.04

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Solution

The fourth proportional to 153,010.86, 211,144.68 and 92,615.04 is: 127,802.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,010.86 : 211,144.68 = 92,615.04 : x
  2. Step 2: Convert to fraction form
    153,010.86/211,144.68 = 92,615.04/x
  3. Step 3: Cross multiply
    153,010.86x = 211,144.68 × 92,615.04
  4. Step 4: Simplify right side
    153,010.86x = 19,555,172,983.99
  5. Step 5: Solve for x
    x = 19,555,172,983.99/153,010.86
  6. Step 6: Final answer
    x = 127,802.52

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1.5x scale

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.