Home / 134,913.50-202,380.06-51,807.50

Finding the Fourth Proportional to 134,913.50, 202,380.06 and 51,807.50

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Solution

The fourth proportional to 134,913.50, 202,380.06 and 51,807.50 is: 77,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,913.50 : 202,380.06 = 51,807.50 : x
  2. Step 2: Convert to fraction form
    134,913.50/202,380.06 = 51,807.50/x
  3. Step 3: Cross multiply
    134,913.50x = 202,380.06 × 51,807.50
  4. Step 4: Simplify right side
    134,913.50x = 10,484,804,958.45
  5. Step 5: Solve for x
    x = 10,484,804,958.45/134,913.50
  6. Step 6: Final answer
    x = 77,715.02

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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.