Home / 62,518.72-86,316.08-55,792.79

Finding the Fourth Proportional to 62,518.72, 86,316.08 and 55,792.79

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Solution

The fourth proportional to 62,518.72, 86,316.08 and 55,792.79 is: 77,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,518.72 : 86,316.08 = 55,792.79 : x
  2. Step 2: Convert to fraction form
    62,518.72/86,316.08 = 55,792.79/x
  3. Step 3: Cross multiply
    62,518.72x = 86,316.08 × 55,792.79
  4. Step 4: Simplify right side
    62,518.72x = 4,815,814,925.06
  5. Step 5: Solve for x
    x = 4,815,814,925.06/62,518.72
  6. Step 6: Final answer
    x = 77,029.97

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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.