Home / 71,579.72-98,824.93-46,130.60

Finding the Fourth Proportional to 71,579.72, 98,824.93 and 46,130.60

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Solution

The fourth proportional to 71,579.72, 98,824.93 and 46,130.60 is: 63,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,579.72 : 98,824.93 = 46,130.60 : x
  2. Step 2: Convert to fraction form
    71,579.72/98,824.93 = 46,130.60/x
  3. Step 3: Cross multiply
    71,579.72x = 98,824.93 × 46,130.60
  4. Step 4: Simplify right side
    71,579.72x = 4,558,852,706.41
  5. Step 5: Solve for x
    x = 4,558,852,706.41/71,579.72
  6. Step 6: Final answer
    x = 63,689.17

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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.