Home / 94,822.18-130,860.20-54,547.36

Finding the Fourth Proportional to 94,822.18, 130,860.20 and 54,547.36

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Solution

The fourth proportional to 94,822.18, 130,860.20 and 54,547.36 is: 75,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,822.18 : 130,860.20 = 54,547.36 : x
  2. Step 2: Convert to fraction form
    94,822.18/130,860.20 = 54,547.36/x
  3. Step 3: Cross multiply
    94,822.18x = 130,860.20 × 54,547.36
  4. Step 4: Simplify right side
    94,822.18x = 7,138,078,439.07
  5. Step 5: Solve for x
    x = 7,138,078,439.07/94,822.18
  6. Step 6: Final answer
    x = 75,278.57

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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.