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Finding the Fourth Proportional to 134,041.55, 200,756.01 and 63,970.07

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Solution

The fourth proportional to 134,041.55, 200,756.01 and 63,970.07 is: 95,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,041.55 : 200,756.01 = 63,970.07 : x
  2. Step 2: Convert to fraction form
    134,041.55/200,756.01 = 63,970.07/x
  3. Step 3: Cross multiply
    134,041.55x = 200,756.01 × 63,970.07
  4. Step 4: Simplify right side
    134,041.55x = 12,842,376,012.62
  5. Step 5: Solve for x
    x = 12,842,376,012.62/134,041.55
  6. Step 6: Final answer
    x = 95,808.92

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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.