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Finding the Fourth Proportional to 60,987.04, 84,191.04 and 45,885.44

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Solution

The fourth proportional to 60,987.04, 84,191.04 and 45,885.44 is: 63,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,987.04 : 84,191.04 = 45,885.44 : x
  2. Step 2: Convert to fraction form
    60,987.04/84,191.04 = 45,885.44/x
  3. Step 3: Cross multiply
    60,987.04x = 84,191.04 × 45,885.44
  4. Step 4: Simplify right side
    60,987.04x = 3,863,142,914.46
  5. Step 5: Solve for x
    x = 3,863,142,914.46/60,987.04
  6. Step 6: Final answer
    x = 63,343.67

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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.