Home / 63,000.16-86,940.48-34,705.76

Finding the Fourth Proportional to 63,000.16, 86,940.48 and 34,705.76

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Solution

The fourth proportional to 63,000.16, 86,940.48 and 34,705.76 is: 47,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.16 : 86,940.48 = 34,705.76 : x
  2. Step 2: Convert to fraction form
    63,000.16/86,940.48 = 34,705.76/x
  3. Step 3: Cross multiply
    63,000.16x = 86,940.48 × 34,705.76
  4. Step 4: Simplify right side
    63,000.16x = 3,017,335,433.16
  5. Step 5: Solve for x
    x = 3,017,335,433.16/63,000.16
  6. Step 6: Final answer
    x = 47,894.09

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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.