Home / 56,319.96-77,708.52-33,666.12

Finding the Fourth Proportional to 56,319.96, 77,708.52 and 33,666.12

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Solution

The fourth proportional to 56,319.96, 77,708.52 and 33,666.12 is: 46,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,319.96 : 77,708.52 = 33,666.12 : x
  2. Step 2: Convert to fraction form
    56,319.96/77,708.52 = 33,666.12/x
  3. Step 3: Cross multiply
    56,319.96x = 77,708.52 × 33,666.12
  4. Step 4: Simplify right side
    56,319.96x = 2,616,144,359.34
  5. Step 5: Solve for x
    x = 2,616,144,359.34/56,319.96
  6. Step 6: Final answer
    x = 46,451.46

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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.