Home / 104,060.02-143,603.87-56,314.39

Finding the Fourth Proportional to 104,060.02, 143,603.87 and 56,314.39

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Solution

The fourth proportional to 104,060.02, 143,603.87 and 56,314.39 is: 77,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.02 : 143,603.87 = 56,314.39 : x
  2. Step 2: Convert to fraction form
    104,060.02/143,603.87 = 56,314.39/x
  3. Step 3: Cross multiply
    104,060.02x = 143,603.87 × 56,314.39
  4. Step 4: Simplify right side
    104,060.02x = 8,086,964,340.69
  5. Step 5: Solve for x
    x = 8,086,964,340.69/104,060.02
  6. Step 6: Final answer
    x = 77,714.42

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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.