Home / 119,868.84-179,642.88-56,705.76

Finding the Fourth Proportional to 119,868.84, 179,642.88 and 56,705.76

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Solution

The fourth proportional to 119,868.84, 179,642.88 and 56,705.76 is: 84,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,868.84 : 179,642.88 = 56,705.76 : x
  2. Step 2: Convert to fraction form
    119,868.84/179,642.88 = 56,705.76/x
  3. Step 3: Cross multiply
    119,868.84x = 179,642.88 × 56,705.76
  4. Step 4: Simplify right side
    119,868.84x = 10,186,786,038.99
  5. Step 5: Solve for x
    x = 10,186,786,038.99/119,868.84
  6. Step 6: Final answer
    x = 84,982.77

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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.