Home / 106,897.28-147,533.81-61,566.44

Finding the Fourth Proportional to 106,897.28, 147,533.81 and 61,566.44

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Solution

The fourth proportional to 106,897.28, 147,533.81 and 61,566.44 is: 84,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,897.28 : 147,533.81 = 61,566.44 : x
  2. Step 2: Convert to fraction form
    106,897.28/147,533.81 = 61,566.44/x
  3. Step 3: Cross multiply
    106,897.28x = 147,533.81 × 61,566.44
  4. Step 4: Simplify right side
    106,897.28x = 9,083,131,246.42
  5. Step 5: Solve for x
    x = 9,083,131,246.42/106,897.28
  6. Step 6: Final answer
    x = 84,970.65

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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.