Home / 65,852.51-98,775.29-18,470.87

Finding the Fourth Proportional to 65,852.51, 98,775.29 and 18,470.87

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Solution

The fourth proportional to 65,852.51, 98,775.29 and 18,470.87 is: 27,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.51 : 98,775.29 = 18,470.87 : x
  2. Step 2: Convert to fraction form
    65,852.51/98,775.29 = 18,470.87/x
  3. Step 3: Cross multiply
    65,852.51x = 98,775.29 × 18,470.87
  4. Step 4: Simplify right side
    65,852.51x = 1,824,466,045.10
  5. Step 5: Solve for x
    x = 1,824,466,045.10/65,852.51
  6. Step 6: Final answer
    x = 27,705.34

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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.