Home / 186,124.74-256,794.21-105,545.94

Finding the Fourth Proportional to 186,124.74, 256,794.21 and 105,545.94

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Solution

The fourth proportional to 186,124.74, 256,794.21 and 105,545.94 is: 145,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,124.74 : 256,794.21 = 105,545.94 : x
  2. Step 2: Convert to fraction form
    186,124.74/256,794.21 = 105,545.94/x
  3. Step 3: Cross multiply
    186,124.74x = 256,794.21 × 105,545.94
  4. Step 4: Simplify right side
    186,124.74x = 27,103,586,281.01
  5. Step 5: Solve for x
    x = 27,103,586,281.01/186,124.74
  6. Step 6: Final answer
    x = 145,620.55

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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.