Home / 178,313.04-245,625.84-135,797.76

Finding the Fourth Proportional to 178,313.04, 245,625.84 and 135,797.76

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Solution

The fourth proportional to 178,313.04, 245,625.84 and 135,797.76 is: 187,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,313.04 : 245,625.84 = 135,797.76 : x
  2. Step 2: Convert to fraction form
    178,313.04/245,625.84 = 135,797.76/x
  3. Step 3: Cross multiply
    178,313.04x = 245,625.84 × 135,797.76
  4. Step 4: Simplify right side
    178,313.04x = 33,355,438,870.12
  5. Step 5: Solve for x
    x = 33,355,438,870.12/178,313.04
  6. Step 6: Final answer
    x = 187,061.13

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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.