Home / 127,777.87-191,694.99-39,038.29

Finding the Fourth Proportional to 127,777.87, 191,694.99 and 39,038.29

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Solution

The fourth proportional to 127,777.87, 191,694.99 and 39,038.29 is: 58,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,777.87 : 191,694.99 = 39,038.29 : x
  2. Step 2: Convert to fraction form
    127,777.87/191,694.99 = 39,038.29/x
  3. Step 3: Cross multiply
    127,777.87x = 191,694.99 × 39,038.29
  4. Step 4: Simplify right side
    127,777.87x = 7,483,445,032.14
  5. Step 5: Solve for x
    x = 7,483,445,032.14/127,777.87
  6. Step 6: Final answer
    x = 58,566.05

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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.