Home / 56,419.54-77,838.37-33,759.18

Finding the Fourth Proportional to 56,419.54, 77,838.37 and 33,759.18

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Solution

The fourth proportional to 56,419.54, 77,838.37 and 33,759.18 is: 46,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,419.54 : 77,838.37 = 33,759.18 : x
  2. Step 2: Convert to fraction form
    56,419.54/77,838.37 = 33,759.18/x
  3. Step 3: Cross multiply
    56,419.54x = 77,838.37 × 33,759.18
  4. Step 4: Simplify right side
    56,419.54x = 2,627,759,459.34
  5. Step 5: Solve for x
    x = 2,627,759,459.34/56,419.54
  6. Step 6: Final answer
    x = 46,575.35

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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.