Home / 53,028.80-73,137.12-46,641.60

Finding the Fourth Proportional to 53,028.80, 73,137.12 and 46,641.60

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Solution

The fourth proportional to 53,028.80, 73,137.12 and 46,641.60 is: 64,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.80 : 73,137.12 = 46,641.60 : x
  2. Step 2: Convert to fraction form
    53,028.80/73,137.12 = 46,641.60/x
  3. Step 3: Cross multiply
    53,028.80x = 73,137.12 × 46,641.60
  4. Step 4: Simplify right side
    53,028.80x = 3,411,232,296.19
  5. Step 5: Solve for x
    x = 3,411,232,296.19/53,028.80
  6. Step 6: Final answer
    x = 64,327.92

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1.5x scale

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.