Home / 107,868.84-148,826.01-62,537.78

Finding the Fourth Proportional to 107,868.84, 148,826.01 and 62,537.78

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Solution

The fourth proportional to 107,868.84, 148,826.01 and 62,537.78 is: 86,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.84 : 148,826.01 = 62,537.78 : x
  2. Step 2: Convert to fraction form
    107,868.84/148,826.01 = 62,537.78/x
  3. Step 3: Cross multiply
    107,868.84x = 148,826.01 × 62,537.78
  4. Step 4: Simplify right side
    107,868.84x = 9,307,248,271.66
  5. Step 5: Solve for x
    x = 9,307,248,271.66/107,868.84
  6. Step 6: Final answer
    x = 86,283.01

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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.