Home / 131,294.16-196,899.93-42,527.07

Finding the Fourth Proportional to 131,294.16, 196,899.93 and 42,527.07

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Solution

The fourth proportional to 131,294.16, 196,899.93 and 42,527.07 is: 63,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,294.16 : 196,899.93 = 42,527.07 : x
  2. Step 2: Convert to fraction form
    131,294.16/196,899.93 = 42,527.07/x
  3. Step 3: Cross multiply
    131,294.16x = 196,899.93 × 42,527.07
  4. Step 4: Simplify right side
    131,294.16x = 8,373,577,106.11
  5. Step 5: Solve for x
    x = 8,373,577,106.11/131,294.16
  6. Step 6: Final answer
    x = 63,777.22

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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.