Home / 77,916.84-116,756.32-46,264.57

Finding the Fourth Proportional to 77,916.84, 116,756.32 and 46,264.57

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Solution

The fourth proportional to 77,916.84, 116,756.32 and 46,264.57 is: 69,326.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,916.84 : 116,756.32 = 46,264.57 : x
  2. Step 2: Convert to fraction form
    77,916.84/116,756.32 = 46,264.57/x
  3. Step 3: Cross multiply
    77,916.84x = 116,756.32 × 46,264.57
  4. Step 4: Simplify right side
    77,916.84x = 5,401,680,939.58
  5. Step 5: Solve for x
    x = 5,401,680,939.58/77,916.84
  6. Step 6: Final answer
    x = 69,326.23

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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.