Home / 83,800.08-115,643.16-46,075.68

Finding the Fourth Proportional to 83,800.08, 115,643.16 and 46,075.68

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Solution

The fourth proportional to 83,800.08, 115,643.16 and 46,075.68 is: 63,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,800.08 : 115,643.16 = 46,075.68 : x
  2. Step 2: Convert to fraction form
    83,800.08/115,643.16 = 46,075.68/x
  3. Step 3: Cross multiply
    83,800.08x = 115,643.16 × 46,075.68
  4. Step 4: Simplify right side
    83,800.08x = 5,328,337,234.35
  5. Step 5: Solve for x
    x = 5,328,337,234.35/83,800.08
  6. Step 6: Final answer
    x = 63,583.92

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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.