Home / 54,053.02-74,644.50-51,107.86

Finding the Fourth Proportional to 54,053.02, 74,644.50 and 51,107.86

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Solution

The fourth proportional to 54,053.02, 74,644.50 and 51,107.86 is: 70,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,053.02 : 74,644.50 = 51,107.86 : x
  2. Step 2: Convert to fraction form
    54,053.02/74,644.50 = 51,107.86/x
  3. Step 3: Cross multiply
    54,053.02x = 74,644.50 × 51,107.86
  4. Step 4: Simplify right side
    54,053.02x = 3,814,920,655.77
  5. Step 5: Solve for x
    x = 3,814,920,655.77/54,053.02
  6. Step 6: Final answer
    x = 70,577.38

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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.