Home / 65,700.93-98,550.01-21,327.63

Finding the Fourth Proportional to 65,700.93, 98,550.01 and 21,327.63

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Solution

The fourth proportional to 65,700.93, 98,550.01 and 21,327.63 is: 31,991.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,700.93 : 98,550.01 = 21,327.63 : x
  2. Step 2: Convert to fraction form
    65,700.93/98,550.01 = 21,327.63/x
  3. Step 3: Cross multiply
    65,700.93x = 98,550.01 × 21,327.63
  4. Step 4: Simplify right side
    65,700.93x = 2,101,838,149.78
  5. Step 5: Solve for x
    x = 2,101,838,149.78/65,700.93
  6. Step 6: Final answer
    x = 31,991.00

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1.5x scale

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.