Home / 65,875.06-90,960-60,837.44

Finding the Fourth Proportional to 65,875.06, 90,960 and 60,837.44

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Solution

The fourth proportional to 65,875.06, 90,960 and 60,837.44 is: 84,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,875.06 : 90,960 = 60,837.44 : x
  2. Step 2: Convert to fraction form
    65,875.06/90,960 = 60,837.44/x
  3. Step 3: Cross multiply
    65,875.06x = 90,960 × 60,837.44
  4. Step 4: Simplify right side
    65,875.06x = 5,533,773,542.40
  5. Step 5: Solve for x
    x = 5,533,773,542.40/65,875.06
  6. Step 6: Final answer
    x = 84,004.08

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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.