Home / 54,803.09-75,620.67-30,601.10

Finding the Fourth Proportional to 54,803.09, 75,620.67 and 30,601.10

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Solution

The fourth proportional to 54,803.09, 75,620.67 and 30,601.10 is: 42,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,803.09 : 75,620.67 = 30,601.10 : x
  2. Step 2: Convert to fraction form
    54,803.09/75,620.67 = 30,601.10/x
  3. Step 3: Cross multiply
    54,803.09x = 75,620.67 × 30,601.10
  4. Step 4: Simplify right side
    54,803.09x = 2,314,075,684.74
  5. Step 5: Solve for x
    x = 2,314,075,684.74/54,803.09
  6. Step 6: Final answer
    x = 42,225.28

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1.5x scale

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.