Home / 55,852.93-77,080.58-31,987.50

Finding the Fourth Proportional to 55,852.93, 77,080.58 and 31,987.50

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Solution

The fourth proportional to 55,852.93, 77,080.58 and 31,987.50 is: 44,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,852.93 : 77,080.58 = 31,987.50 : x
  2. Step 2: Convert to fraction form
    55,852.93/77,080.58 = 31,987.50/x
  3. Step 3: Cross multiply
    55,852.93x = 77,080.58 × 31,987.50
  4. Step 4: Simplify right side
    55,852.93x = 2,465,615,052.75
  5. Step 5: Solve for x
    x = 2,465,615,052.75/55,852.93
  6. Step 6: Final answer
    x = 44,144.78

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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.