Home / 194,659.84-292,038.36-54,417.34

Finding the Fourth Proportional to 194,659.84, 292,038.36 and 54,417.34

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Solution

The fourth proportional to 194,659.84, 292,038.36 and 54,417.34 is: 81,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,659.84 : 292,038.36 = 54,417.34 : x
  2. Step 2: Convert to fraction form
    194,659.84/292,038.36 = 54,417.34/x
  3. Step 3: Cross multiply
    194,659.84x = 292,038.36 × 54,417.34
  4. Step 4: Simplify right side
    194,659.84x = 15,891,950,729.16
  5. Step 5: Solve for x
    x = 15,891,950,729.16/194,659.84
  6. Step 6: Final answer
    x = 81,639.60

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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.