Home / 65,988.36-91,040.07-43,339.62

Finding the Fourth Proportional to 65,988.36, 91,040.07 and 43,339.62

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Solution

The fourth proportional to 65,988.36, 91,040.07 and 43,339.62 is: 59,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,988.36 : 91,040.07 = 43,339.62 : x
  2. Step 2: Convert to fraction form
    65,988.36/91,040.07 = 43,339.62/x
  3. Step 3: Cross multiply
    65,988.36x = 91,040.07 × 43,339.62
  4. Step 4: Simplify right side
    65,988.36x = 3,945,642,038.57
  5. Step 5: Solve for x
    x = 3,945,642,038.57/65,988.36
  6. Step 6: Final answer
    x = 59,793.00

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1.5x scale

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.