Home / 147,800.18-221,733.06-42,610.94

Finding the Fourth Proportional to 147,800.18, 221,733.06 and 42,610.94

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Solution

The fourth proportional to 147,800.18, 221,733.06 and 42,610.94 is: 63,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,800.18 : 221,733.06 = 42,610.94 : x
  2. Step 2: Convert to fraction form
    147,800.18/221,733.06 = 42,610.94/x
  3. Step 3: Cross multiply
    147,800.18x = 221,733.06 × 42,610.94
  4. Step 4: Simplify right side
    147,800.18x = 9,448,254,115.68
  5. Step 5: Solve for x
    x = 9,448,254,115.68/147,800.18
  6. Step 6: Final answer
    x = 63,925.86

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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.