Home / 106,225.63-146,572.74-63,785.07

Finding the Fourth Proportional to 106,225.63, 146,572.74 and 63,785.07

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Solution

The fourth proportional to 106,225.63, 146,572.74 and 63,785.07 is: 88,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,225.63 : 146,572.74 = 63,785.07 : x
  2. Step 2: Convert to fraction form
    106,225.63/146,572.74 = 63,785.07/x
  3. Step 3: Cross multiply
    106,225.63x = 146,572.74 × 63,785.07
  4. Step 4: Simplify right side
    106,225.63x = 9,349,152,480.99
  5. Step 5: Solve for x
    x = 9,349,152,480.99/106,225.63
  6. Step 6: Final answer
    x = 88,012.21

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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.