Home / 127,895.08-191,809.88-37,916.76

Finding the Fourth Proportional to 127,895.08, 191,809.88 and 37,916.76

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Solution

The fourth proportional to 127,895.08, 191,809.88 and 37,916.76 is: 56,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,895.08 : 191,809.88 = 37,916.76 : x
  2. Step 2: Convert to fraction form
    127,895.08/191,809.88 = 37,916.76/x
  3. Step 3: Cross multiply
    127,895.08x = 191,809.88 × 37,916.76
  4. Step 4: Simplify right side
    127,895.08x = 7,272,809,185.59
  5. Step 5: Solve for x
    x = 7,272,809,185.59/127,895.08
  6. Step 6: Final answer
    x = 56,865.43

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1.5x scale

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.