Home / 44,678.16-61,643.28-28,771.84

Finding the Fourth Proportional to 44,678.16, 61,643.28 and 28,771.84

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Solution

The fourth proportional to 44,678.16, 61,643.28 and 28,771.84 is: 39,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,678.16 : 61,643.28 = 28,771.84 : x
  2. Step 2: Convert to fraction form
    44,678.16/61,643.28 = 28,771.84/x
  3. Step 3: Cross multiply
    44,678.16x = 61,643.28 × 28,771.84
  4. Step 4: Simplify right side
    44,678.16x = 1,773,590,589.24
  5. Step 5: Solve for x
    x = 1,773,590,589.24/44,678.16
  6. Step 6: Final answer
    x = 39,697.04

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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.