Home / 56,214.63-77,444.46-39,187.94

Finding the Fourth Proportional to 56,214.63, 77,444.46 and 39,187.94

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Solution

The fourth proportional to 56,214.63, 77,444.46 and 39,187.94 is: 53,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,214.63 : 77,444.46 = 39,187.94 : x
  2. Step 2: Convert to fraction form
    56,214.63/77,444.46 = 39,187.94/x
  3. Step 3: Cross multiply
    56,214.63x = 77,444.46 × 39,187.94
  4. Step 4: Simplify right side
    56,214.63x = 3,034,888,464.59
  5. Step 5: Solve for x
    x = 3,034,888,464.59/56,214.63
  6. Step 6: Final answer
    x = 53,987.52

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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.