Home / 58,895.08-81,305.32-45,436.12

Finding the Fourth Proportional to 58,895.08, 81,305.32 and 45,436.12

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Solution

The fourth proportional to 58,895.08, 81,305.32 and 45,436.12 is: 62,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,895.08 : 81,305.32 = 45,436.12 : x
  2. Step 2: Convert to fraction form
    58,895.08/81,305.32 = 45,436.12/x
  3. Step 3: Cross multiply
    58,895.08x = 81,305.32 × 45,436.12
  4. Step 4: Simplify right side
    58,895.08x = 3,694,198,276.16
  5. Step 5: Solve for x
    x = 3,694,198,276.16/58,895.08
  6. Step 6: Final answer
    x = 62,725.07

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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.