Home / 65,176.36-89,943.06-35,368.36

Finding the Fourth Proportional to 65,176.36, 89,943.06 and 35,368.36

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Solution

The fourth proportional to 65,176.36, 89,943.06 and 35,368.36 is: 48,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,176.36 : 89,943.06 = 35,368.36 : x
  2. Step 2: Convert to fraction form
    65,176.36/89,943.06 = 35,368.36/x
  3. Step 3: Cross multiply
    65,176.36x = 89,943.06 × 35,368.36
  4. Step 4: Simplify right side
    65,176.36x = 3,181,138,525.58
  5. Step 5: Solve for x
    x = 3,181,138,525.58/65,176.36
  6. Step 6: Final answer
    x = 48,808.16

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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.