Home / 51,295.68-70,788.33-30,075.30

Finding the Fourth Proportional to 51,295.68, 70,788.33 and 30,075.30

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Solution

The fourth proportional to 51,295.68, 70,788.33 and 30,075.30 is: 41,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,295.68 : 70,788.33 = 30,075.30 : x
  2. Step 2: Convert to fraction form
    51,295.68/70,788.33 = 30,075.30/x
  3. Step 3: Cross multiply
    51,295.68x = 70,788.33 × 30,075.30
  4. Step 4: Simplify right side
    51,295.68x = 2,128,980,261.25
  5. Step 5: Solve for x
    x = 2,128,980,261.25/51,295.68
  6. Step 6: Final answer
    x = 41,504.08

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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.