Home / 99,266.31-148,898.25-46,638.59

Finding the Fourth Proportional to 99,266.31, 148,898.25 and 46,638.59

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Solution

The fourth proportional to 99,266.31, 148,898.25 and 46,638.59 is: 69,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,266.31 : 148,898.25 = 46,638.59 : x
  2. Step 2: Convert to fraction form
    99,266.31/148,898.25 = 46,638.59/x
  3. Step 3: Cross multiply
    99,266.31x = 148,898.25 × 46,638.59
  4. Step 4: Simplify right side
    99,266.31x = 6,944,403,688.98
  5. Step 5: Solve for x
    x = 6,944,403,688.98/99,266.31
  6. Step 6: Final answer
    x = 69,957.31

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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.