Home / 186,193.12-279,333.42-53,075.30

Finding the Fourth Proportional to 186,193.12, 279,333.42 and 53,075.30

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Solution

The fourth proportional to 186,193.12, 279,333.42 and 53,075.30 is: 79,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,193.12 : 279,333.42 = 53,075.30 : x
  2. Step 2: Convert to fraction form
    186,193.12/279,333.42 = 53,075.30/x
  3. Step 3: Cross multiply
    186,193.12x = 279,333.42 × 53,075.30
  4. Step 4: Simplify right side
    186,193.12x = 14,825,705,066.53
  5. Step 5: Solve for x
    x = 14,825,705,066.53/186,193.12
  6. Step 6: Final answer
    x = 79,625.42

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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.