Home / 127,747.02-191,643.63-52,826.49

Finding the Fourth Proportional to 127,747.02, 191,643.63 and 52,826.49

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Solution

The fourth proportional to 127,747.02, 191,643.63 and 52,826.49 is: 79,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,747.02 : 191,643.63 = 52,826.49 : x
  2. Step 2: Convert to fraction form
    127,747.02/191,643.63 = 52,826.49/x
  3. Step 3: Cross multiply
    127,747.02x = 191,643.63 × 52,826.49
  4. Step 4: Simplify right side
    127,747.02x = 10,123,860,303.76
  5. Step 5: Solve for x
    x = 10,123,860,303.76/127,747.02
  6. Step 6: Final answer
    x = 79,249.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.