Home / 40,802.80-61,204.20-22,075.60

Finding the Fourth Proportional to 40,802.80, 61,204.20 and 22,075.60

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Solution

The fourth proportional to 40,802.80, 61,204.20 and 22,075.60 is: 33,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802.80 : 61,204.20 = 22,075.60 : x
  2. Step 2: Convert to fraction form
    40,802.80/61,204.20 = 22,075.60/x
  3. Step 3: Cross multiply
    40,802.80x = 61,204.20 × 22,075.60
  4. Step 4: Simplify right side
    40,802.80x = 1,351,119,437.52
  5. Step 5: Solve for x
    x = 1,351,119,437.52/40,802.80
  6. Step 6: Final answer
    x = 33,113.40

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1.5x scale

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.