Home / 56,577.69-78,032.16-36,436.23

Finding the Fourth Proportional to 56,577.69, 78,032.16 and 36,436.23

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Solution

The fourth proportional to 56,577.69, 78,032.16 and 36,436.23 is: 50,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,577.69 : 78,032.16 = 36,436.23 : x
  2. Step 2: Convert to fraction form
    56,577.69/78,032.16 = 36,436.23/x
  3. Step 3: Cross multiply
    56,577.69x = 78,032.16 × 36,436.23
  4. Step 4: Simplify right side
    56,577.69x = 2,843,197,729.16
  5. Step 5: Solve for x
    x = 2,843,197,729.16/56,577.69
  6. Step 6: Final answer
    x = 50,252.98

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Double scale
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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.