Home / 54,030.02-74,554.55-30,157.70

Finding the Fourth Proportional to 54,030.02, 74,554.55 and 30,157.70

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Solution

The fourth proportional to 54,030.02, 74,554.55 and 30,157.70 is: 41,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.02 : 74,554.55 = 30,157.70 : x
  2. Step 2: Convert to fraction form
    54,030.02/74,554.55 = 30,157.70/x
  3. Step 3: Cross multiply
    54,030.02x = 74,554.55 × 30,157.70
  4. Step 4: Simplify right side
    54,030.02x = 2,248,393,846.25
  5. Step 5: Solve for x
    x = 2,248,393,846.25/54,030.02
  6. Step 6: Final answer
    x = 41,613.79

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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.