Home / 94,408.84-130,268.95-54,115.19

Finding the Fourth Proportional to 94,408.84, 130,268.95 and 54,115.19

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Solution

The fourth proportional to 94,408.84, 130,268.95 and 54,115.19 is: 74,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,408.84 : 130,268.95 = 54,115.19 : x
  2. Step 2: Convert to fraction form
    94,408.84/130,268.95 = 54,115.19/x
  3. Step 3: Cross multiply
    94,408.84x = 130,268.95 × 54,115.19
  4. Step 4: Simplify right side
    94,408.84x = 7,049,528,980.35
  5. Step 5: Solve for x
    x = 7,049,528,980.35/94,408.84
  6. Step 6: Final answer
    x = 74,670.22

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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.