Home / 63,916.40-88,364.06-47,973.17

Finding the Fourth Proportional to 63,916.40, 88,364.06 and 47,973.17

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Solution

The fourth proportional to 63,916.40, 88,364.06 and 47,973.17 is: 66,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,916.40 : 88,364.06 = 47,973.17 : x
  2. Step 2: Convert to fraction form
    63,916.40/88,364.06 = 47,973.17/x
  3. Step 3: Cross multiply
    63,916.40x = 88,364.06 × 47,973.17
  4. Step 4: Simplify right side
    63,916.40x = 4,239,103,390.58
  5. Step 5: Solve for x
    x = 4,239,103,390.58/63,916.40
  6. Step 6: Final answer
    x = 66,322.63

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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.