Home / 55,848.60-77,070.54-31,979.48

Finding the Fourth Proportional to 55,848.60, 77,070.54 and 31,979.48

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Solution

The fourth proportional to 55,848.60, 77,070.54 and 31,979.48 is: 44,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,848.60 : 77,070.54 = 31,979.48 : x
  2. Step 2: Convert to fraction form
    55,848.60/77,070.54 = 31,979.48/x
  3. Step 3: Cross multiply
    55,848.60x = 77,070.54 × 31,979.48
  4. Step 4: Simplify right side
    55,848.60x = 2,464,675,792.52
  5. Step 5: Solve for x
    x = 2,464,675,792.52/55,848.60
  6. Step 6: Final answer
    x = 44,131.38

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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.