Home / 173,623.10-260,045.85-103,639.10

Finding the Fourth Proportional to 173,623.10, 260,045.85 and 103,639.10

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Solution

The fourth proportional to 173,623.10, 260,045.85 and 103,639.10 is: 155,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,623.10 : 260,045.85 = 103,639.10 : x
  2. Step 2: Convert to fraction form
    173,623.10/260,045.85 = 103,639.10/x
  3. Step 3: Cross multiply
    173,623.10x = 260,045.85 × 103,639.10
  4. Step 4: Simplify right side
    173,623.10x = 26,950,917,852.74
  5. Step 5: Solve for x
    x = 26,950,917,852.74/173,623.10
  6. Step 6: Final answer
    x = 155,226.57

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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.