Home / 55,586.07-76,828.77-49,167.23

Finding the Fourth Proportional to 55,586.07, 76,828.77 and 49,167.23

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Solution

The fourth proportional to 55,586.07, 76,828.77 and 49,167.23 is: 67,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,586.07 : 76,828.77 = 49,167.23 : x
  2. Step 2: Convert to fraction form
    55,586.07/76,828.77 = 49,167.23/x
  3. Step 3: Cross multiply
    55,586.07x = 76,828.77 × 49,167.23
  4. Step 4: Simplify right side
    55,586.07x = 3,777,457,421.06
  5. Step 5: Solve for x
    x = 3,777,457,421.06/55,586.07
  6. Step 6: Final answer
    x = 67,956.91

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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.