Home / 56,881.58-78,483.74-34,214.54

Finding the Fourth Proportional to 56,881.58, 78,483.74 and 34,214.54

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Solution

The fourth proportional to 56,881.58, 78,483.74 and 34,214.54 is: 47,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,881.58 : 78,483.74 = 34,214.54 : x
  2. Step 2: Convert to fraction form
    56,881.58/78,483.74 = 34,214.54/x
  3. Step 3: Cross multiply
    56,881.58x = 78,483.74 × 34,214.54
  4. Step 4: Simplify right side
    56,881.58x = 2,685,285,061.58
  5. Step 5: Solve for x
    x = 2,685,285,061.58/56,881.58
  6. Step 6: Final answer
    x = 47,208.34

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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.