Home / 173,981.63-260,972.45-42,653.63

Finding the Fourth Proportional to 173,981.63, 260,972.45 and 42,653.63

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Solution

The fourth proportional to 173,981.63, 260,972.45 and 42,653.63 is: 63,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,981.63 : 260,972.45 = 42,653.63 : x
  2. Step 2: Convert to fraction form
    173,981.63/260,972.45 = 42,653.63/x
  3. Step 3: Cross multiply
    173,981.63x = 260,972.45 × 42,653.63
  4. Step 4: Simplify right side
    173,981.63x = 11,131,420,804.36
  5. Step 5: Solve for x
    x = 11,131,420,804.36/173,981.63
  6. Step 6: Final answer
    x = 63,980.44

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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.