Home / 101,973.89-152,976.40-52,026.76

Finding the Fourth Proportional to 101,973.89, 152,976.40 and 52,026.76

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Solution

The fourth proportional to 101,973.89, 152,976.40 and 52,026.76 is: 78,048.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,973.89 : 152,976.40 = 52,026.76 : x
  2. Step 2: Convert to fraction form
    101,973.89/152,976.40 = 52,026.76/x
  3. Step 3: Cross multiply
    101,973.89x = 152,976.40 × 52,026.76
  4. Step 4: Simplify right side
    101,973.89x = 7,958,865,649.13
  5. Step 5: Solve for x
    x = 7,958,865,649.13/101,973.89
  6. Step 6: Final answer
    x = 78,048.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.