Home / 94,869.94-130,938.80-60,921.32

Finding the Fourth Proportional to 94,869.94, 130,938.80 and 60,921.32

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Solution

The fourth proportional to 94,869.94, 130,938.80 and 60,921.32 is: 84,083.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,869.94 : 130,938.80 = 60,921.32 : x
  2. Step 2: Convert to fraction form
    94,869.94/130,938.80 = 60,921.32/x
  3. Step 3: Cross multiply
    94,869.94x = 130,938.80 × 60,921.32
  4. Step 4: Simplify right side
    94,869.94x = 7,976,964,680.71
  5. Step 5: Solve for x
    x = 7,976,964,680.71/94,869.94
  6. Step 6: Final answer
    x = 84,083.16

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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.