Home / 158,820.49-238,167.15-70,010.88

Finding the Fourth Proportional to 158,820.49, 238,167.15 and 70,010.88

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Solution

The fourth proportional to 158,820.49, 238,167.15 and 70,010.88 is: 104,988.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,820.49 : 238,167.15 = 70,010.88 : x
  2. Step 2: Convert to fraction form
    158,820.49/238,167.15 = 70,010.88/x
  3. Step 3: Cross multiply
    158,820.49x = 238,167.15 × 70,010.88
  4. Step 4: Simplify right side
    158,820.49x = 16,674,291,758.59
  5. Step 5: Solve for x
    x = 16,674,291,758.59/158,820.49
  6. Step 6: Final answer
    x = 104,988.29

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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.