Home / 107,271.98-148,027.12-61,929.26

Finding the Fourth Proportional to 107,271.98, 148,027.12 and 61,929.26

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Solution

The fourth proportional to 107,271.98, 148,027.12 and 61,929.26 is: 85,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,271.98 : 148,027.12 = 61,929.26 : x
  2. Step 2: Convert to fraction form
    107,271.98/148,027.12 = 61,929.26/x
  3. Step 3: Cross multiply
    107,271.98x = 148,027.12 × 61,929.26
  4. Step 4: Simplify right side
    107,271.98x = 9,167,209,106.57
  5. Step 5: Solve for x
    x = 9,167,209,106.57/107,271.98
  6. Step 6: Final answer
    x = 85,457.63

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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.