Home / 65,281.04-97,881.84-27,820.16

Finding the Fourth Proportional to 65,281.04, 97,881.84 and 27,820.16

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Solution

The fourth proportional to 65,281.04, 97,881.84 and 27,820.16 is: 41,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,281.04 : 97,881.84 = 27,820.16 : x
  2. Step 2: Convert to fraction form
    65,281.04/97,881.84 = 27,820.16/x
  3. Step 3: Cross multiply
    65,281.04x = 97,881.84 × 27,820.16
  4. Step 4: Simplify right side
    65,281.04x = 2,723,088,449.89
  5. Step 5: Solve for x
    x = 2,723,088,449.89/65,281.04
  6. Step 6: Final answer
    x = 41,713.31

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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.