Home / 89,673,392.72-123,750,653.64-53,007,375.44

Finding the Fourth Proportional to 89,673,392.72, 123,750,653.64 and 53,007,375.44

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Solution

The fourth proportional to 89,673,392.72, 123,750,653.64 and 53,007,375.44 is: 73,150,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,673,392.72 : 123,750,653.64 = 53,007,375.44 : x
  2. Step 2: Convert to fraction form
    89,673,392.72/123,750,653.64 = 53,007,375.44/x
  3. Step 3: Cross multiply
    89,673,392.72x = 123,750,653.64 × 53,007,375.44
  4. Step 4: Simplify right side
    89,673,392.72x = 6,559,697,358,440,882
  5. Step 5: Solve for x
    x = 6,559,697,358,440,882/89,673,392.72
  6. Step 6: Final answer
    x = 73,150,988.93

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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.