Home / 56,021.84-77,318.39-36,898.58

Finding the Fourth Proportional to 56,021.84, 77,318.39 and 36,898.58

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Solution

The fourth proportional to 56,021.84, 77,318.39 and 36,898.58 is: 50,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,021.84 : 77,318.39 = 36,898.58 : x
  2. Step 2: Convert to fraction form
    56,021.84/77,318.39 = 36,898.58/x
  3. Step 3: Cross multiply
    56,021.84x = 77,318.39 × 36,898.58
  4. Step 4: Simplify right side
    56,021.84x = 2,852,938,227.80
  5. Step 5: Solve for x
    x = 2,852,938,227.80/56,021.84
  6. Step 6: Final answer
    x = 50,925.47

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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.