Home / 130,075.66-195,113.55-36,581.41

Finding the Fourth Proportional to 130,075.66, 195,113.55 and 36,581.41

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Solution

The fourth proportional to 130,075.66, 195,113.55 and 36,581.41 is: 54,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,075.66 : 195,113.55 = 36,581.41 : x
  2. Step 2: Convert to fraction form
    130,075.66/195,113.55 = 36,581.41/x
  3. Step 3: Cross multiply
    130,075.66x = 195,113.55 × 36,581.41
  4. Step 4: Simplify right side
    130,075.66x = 7,137,528,769.11
  5. Step 5: Solve for x
    x = 7,137,528,769.11/130,075.66
  6. Step 6: Final answer
    x = 54,872.13

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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.