Home / 56,328.89-77,709.10-33,656.53

Finding the Fourth Proportional to 56,328.89, 77,709.10 and 33,656.53

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Solution

The fourth proportional to 56,328.89, 77,709.10 and 33,656.53 is: 46,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328.89 : 77,709.10 = 33,656.53 : x
  2. Step 2: Convert to fraction form
    56,328.89/77,709.10 = 33,656.53/x
  3. Step 3: Cross multiply
    56,328.89x = 77,709.10 × 33,656.53
  4. Step 4: Simplify right side
    56,328.89x = 2,615,418,491.16
  5. Step 5: Solve for x
    x = 2,615,418,491.16/56,328.89
  6. Step 6: Final answer
    x = 46,431.21

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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.