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Finding the Fourth Proportional to 243,643.04, 365,526.84 and 93,843.12

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Solution

The fourth proportional to 243,643.04, 365,526.84 and 93,843.12 is: 140,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,643.04 : 365,526.84 = 93,843.12 : x
  2. Step 2: Convert to fraction form
    243,643.04/365,526.84 = 93,843.12/x
  3. Step 3: Cross multiply
    243,643.04x = 365,526.84 × 93,843.12
  4. Step 4: Simplify right side
    243,643.04x = 34,302,179,109.34
  5. Step 5: Solve for x
    x = 34,302,179,109.34/243,643.04
  6. Step 6: Final answer
    x = 140,788.67

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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.