Home / 56,354.67-77,771.79-31,204.17

Finding the Fourth Proportional to 56,354.67, 77,771.79 and 31,204.17

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Solution

The fourth proportional to 56,354.67, 77,771.79 and 31,204.17 is: 43,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,354.67 : 77,771.79 = 31,204.17 : x
  2. Step 2: Convert to fraction form
    56,354.67/77,771.79 = 31,204.17/x
  3. Step 3: Cross multiply
    56,354.67x = 77,771.79 × 31,204.17
  4. Step 4: Simplify right side
    56,354.67x = 2,426,804,156.36
  5. Step 5: Solve for x
    x = 2,426,804,156.36/56,354.67
  6. Step 6: Final answer
    x = 43,063.05

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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.