Home / 104,625.42-144,384.30-56,877.72

Finding the Fourth Proportional to 104,625.42, 144,384.30 and 56,877.72

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Solution

The fourth proportional to 104,625.42, 144,384.30 and 56,877.72 is: 78,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,625.42 : 144,384.30 = 56,877.72 : x
  2. Step 2: Convert to fraction form
    104,625.42/144,384.30 = 56,877.72/x
  3. Step 3: Cross multiply
    104,625.42x = 144,384.30 × 56,877.72
  4. Step 4: Simplify right side
    104,625.42x = 8,212,249,787.80
  5. Step 5: Solve for x
    x = 8,212,249,787.80/104,625.42
  6. Step 6: Final answer
    x = 78,491.92

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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.