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Finding the Fourth Proportional to 53,010.66, 73,155.66 and 29,137.32

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Solution

The fourth proportional to 53,010.66, 73,155.66 and 29,137.32 is: 40,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.66 : 73,155.66 = 29,137.32 : x
  2. Step 2: Convert to fraction form
    53,010.66/73,155.66 = 29,137.32/x
  3. Step 3: Cross multiply
    53,010.66x = 73,155.66 × 29,137.32
  4. Step 4: Simplify right side
    53,010.66x = 2,131,559,875.23
  5. Step 5: Solve for x
    x = 2,131,559,875.23/53,010.66
  6. Step 6: Final answer
    x = 40,210.02

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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.