Home / 189,531.74-284,278.08-63,158.32

Finding the Fourth Proportional to 189,531.74, 284,278.08 and 63,158.32

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Solution

The fourth proportional to 189,531.74, 284,278.08 and 63,158.32 is: 94,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,531.74 : 284,278.08 = 63,158.32 : x
  2. Step 2: Convert to fraction form
    189,531.74/284,278.08 = 63,158.32/x
  3. Step 3: Cross multiply
    189,531.74x = 284,278.08 × 63,158.32
  4. Step 4: Simplify right side
    189,531.74x = 17,954,525,945.63
  5. Step 5: Solve for x
    x = 17,954,525,945.63/189,531.74
  6. Step 6: Final answer
    x = 94,730.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.