Home / 86,670.36-130,010.40-24,336

Finding the Fourth Proportional to 86,670.36, 130,010.40 and 24,336

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Solution

The fourth proportional to 86,670.36, 130,010.40 and 24,336 is: 36,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,670.36 : 130,010.40 = 24,336 : x
  2. Step 2: Convert to fraction form
    86,670.36/130,010.40 = 24,336/x
  3. Step 3: Cross multiply
    86,670.36x = 130,010.40 × 24,336
  4. Step 4: Simplify right side
    86,670.36x = 3,163,933,094.40
  5. Step 5: Solve for x
    x = 3,163,933,094.40/86,670.36
  6. Step 6: Final answer
    x = 36,505.36

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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.