Home / 63,521.51-87,659.09-34,840.59

Finding the Fourth Proportional to 63,521.51, 87,659.09 and 34,840.59

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Solution

The fourth proportional to 63,521.51, 87,659.09 and 34,840.59 is: 48,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,521.51 : 87,659.09 = 34,840.59 : x
  2. Step 2: Convert to fraction form
    63,521.51/87,659.09 = 34,840.59/x
  3. Step 3: Cross multiply
    63,521.51x = 87,659.09 × 34,840.59
  4. Step 4: Simplify right side
    63,521.51x = 3,054,094,042.19
  5. Step 5: Solve for x
    x = 3,054,094,042.19/63,521.51
  6. Step 6: Final answer
    x = 48,079.68

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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.