Home / 105,125.54-157,594.52-38,550.11

Finding the Fourth Proportional to 105,125.54, 157,594.52 and 38,550.11

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Solution

The fourth proportional to 105,125.54, 157,594.52 and 38,550.11 is: 57,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,125.54 : 157,594.52 = 38,550.11 : x
  2. Step 2: Convert to fraction form
    105,125.54/157,594.52 = 38,550.11/x
  3. Step 3: Cross multiply
    105,125.54x = 157,594.52 × 38,550.11
  4. Step 4: Simplify right side
    105,125.54x = 6,075,285,389.80
  5. Step 5: Solve for x
    x = 6,075,285,389.80/105,125.54
  6. Step 6: Final answer
    x = 57,790.77

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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.