Home / 45,430.04-68,101.32-27,904.88

Finding the Fourth Proportional to 45,430.04, 68,101.32 and 27,904.88

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Solution

The fourth proportional to 45,430.04, 68,101.32 and 27,904.88 is: 41,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,430.04 : 68,101.32 = 27,904.88 : x
  2. Step 2: Convert to fraction form
    45,430.04/68,101.32 = 27,904.88/x
  3. Step 3: Cross multiply
    45,430.04x = 68,101.32 × 27,904.88
  4. Step 4: Simplify right side
    45,430.04x = 1,900,359,162.44
  5. Step 5: Solve for x
    x = 1,900,359,162.44/45,430.04
  6. Step 6: Final answer
    x = 41,830.45

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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.