Home / 54,130.08-74,651.04-33,988.86

Finding the Fourth Proportional to 54,130.08, 74,651.04 and 33,988.86

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Solution

The fourth proportional to 54,130.08, 74,651.04 and 33,988.86 is: 46,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,130.08 : 74,651.04 = 33,988.86 : x
  2. Step 2: Convert to fraction form
    54,130.08/74,651.04 = 33,988.86/x
  3. Step 3: Cross multiply
    54,130.08x = 74,651.04 × 33,988.86
  4. Step 4: Simplify right side
    54,130.08x = 2,537,303,747.41
  5. Step 5: Solve for x
    x = 2,537,303,747.41/54,130.08
  6. Step 6: Final answer
    x = 46,874.19

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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.