Home / 178,925.40-246,813.93-111,740.76

Finding the Fourth Proportional to 178,925.40, 246,813.93 and 111,740.76

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Solution

The fourth proportional to 178,925.40, 246,813.93 and 111,740.76 is: 154,137.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,925.40 : 246,813.93 = 111,740.76 : x
  2. Step 2: Convert to fraction form
    178,925.40/246,813.93 = 111,740.76/x
  3. Step 3: Cross multiply
    178,925.40x = 246,813.93 × 111,740.76
  4. Step 4: Simplify right side
    178,925.40x = 27,579,176,116.79
  5. Step 5: Solve for x
    x = 27,579,176,116.79/178,925.40
  6. Step 6: Final answer
    x = 154,137.85

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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.