Home / 53,053.01-79,584.70-19,328.18

Finding the Fourth Proportional to 53,053.01, 79,584.70 and 19,328.18

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Solution

The fourth proportional to 53,053.01, 79,584.70 and 19,328.18 is: 28,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.01 : 79,584.70 = 19,328.18 : x
  2. Step 2: Convert to fraction form
    53,053.01/79,584.70 = 19,328.18/x
  3. Step 3: Cross multiply
    53,053.01x = 79,584.70 × 19,328.18
  4. Step 4: Simplify right side
    53,053.01x = 1,538,227,557.49
  5. Step 5: Solve for x
    x = 1,538,227,557.49/53,053.01
  6. Step 6: Final answer
    x = 28,994.16

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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.