Home / 55,585.74-76,720.23-35,437.98

Finding the Fourth Proportional to 55,585.74, 76,720.23 and 35,437.98

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Solution

The fourth proportional to 55,585.74, 76,720.23 and 35,437.98 is: 48,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,585.74 : 76,720.23 = 35,437.98 : x
  2. Step 2: Convert to fraction form
    55,585.74/76,720.23 = 35,437.98/x
  3. Step 3: Cross multiply
    55,585.74x = 76,720.23 × 35,437.98
  4. Step 4: Simplify right side
    55,585.74x = 2,718,809,976.34
  5. Step 5: Solve for x
    x = 2,718,809,976.34/55,585.74
  6. Step 6: Final answer
    x = 48,912.00

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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.