Home / 71,903.08-99,252.30-43,608.16

Finding the Fourth Proportional to 71,903.08, 99,252.30 and 43,608.16

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Solution

The fourth proportional to 71,903.08, 99,252.30 and 43,608.16 is: 60,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,903.08 : 99,252.30 = 43,608.16 : x
  2. Step 2: Convert to fraction form
    71,903.08/99,252.30 = 43,608.16/x
  3. Step 3: Cross multiply
    71,903.08x = 99,252.30 × 43,608.16
  4. Step 4: Simplify right side
    71,903.08x = 4,328,210,178.77
  5. Step 5: Solve for x
    x = 4,328,210,178.77/71,903.08
  6. Step 6: Final answer
    x = 60,195.06

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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.