Home / 119,856.60-179,785.02-40,971.48

Finding the Fourth Proportional to 119,856.60, 179,785.02 and 40,971.48

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Solution

The fourth proportional to 119,856.60, 179,785.02 and 40,971.48 is: 61,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,856.60 : 179,785.02 = 40,971.48 : x
  2. Step 2: Convert to fraction form
    119,856.60/179,785.02 = 40,971.48/x
  3. Step 3: Cross multiply
    119,856.60x = 179,785.02 × 40,971.48
  4. Step 4: Simplify right side
    119,856.60x = 7,366,058,351.23
  5. Step 5: Solve for x
    x = 7,366,058,351.23/119,856.60
  6. Step 6: Final answer
    x = 61,457.26

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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.