Home / 62,970.45-86,900.75-34,676.16

Finding the Fourth Proportional to 62,970.45, 86,900.75 and 34,676.16

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Solution

The fourth proportional to 62,970.45, 86,900.75 and 34,676.16 is: 47,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,970.45 : 86,900.75 = 34,676.16 : x
  2. Step 2: Convert to fraction form
    62,970.45/86,900.75 = 34,676.16/x
  3. Step 3: Cross multiply
    62,970.45x = 86,900.75 × 34,676.16
  4. Step 4: Simplify right side
    62,970.45x = 3,013,384,311.12
  5. Step 5: Solve for x
    x = 3,013,384,311.12/62,970.45
  6. Step 6: Final answer
    x = 47,853.94

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1.5x scale

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.