Home / 46,315.52-63,916.60-28,400.20

Finding the Fourth Proportional to 46,315.52, 63,916.60 and 28,400.20

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Solution

The fourth proportional to 46,315.52, 63,916.60 and 28,400.20 is: 39,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.52 : 63,916.60 = 28,400.20 : x
  2. Step 2: Convert to fraction form
    46,315.52/63,916.60 = 28,400.20/x
  3. Step 3: Cross multiply
    46,315.52x = 63,916.60 × 28,400.20
  4. Step 4: Simplify right side
    46,315.52x = 1,815,244,223.32
  5. Step 5: Solve for x
    x = 1,815,244,223.32/46,315.52
  6. Step 6: Final answer
    x = 39,193.00

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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.