Home / 65,218.08-90,003.06-36,923.16

Finding the Fourth Proportional to 65,218.08, 90,003.06 and 36,923.16

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Solution

The fourth proportional to 65,218.08, 90,003.06 and 36,923.16 is: 50,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,218.08 : 90,003.06 = 36,923.16 : x
  2. Step 2: Convert to fraction form
    65,218.08/90,003.06 = 36,923.16/x
  3. Step 3: Cross multiply
    65,218.08x = 90,003.06 × 36,923.16
  4. Step 4: Simplify right side
    65,218.08x = 3,323,197,384.87
  5. Step 5: Solve for x
    x = 3,323,197,384.87/65,218.08
  6. Step 6: Final answer
    x = 50,955.16

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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.