Home / 57,730.16-79,688.68-33,876.74

Finding the Fourth Proportional to 57,730.16, 79,688.68 and 33,876.74

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Solution

The fourth proportional to 57,730.16, 79,688.68 and 33,876.74 is: 46,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730.16 : 79,688.68 = 33,876.74 : x
  2. Step 2: Convert to fraction form
    57,730.16/79,688.68 = 33,876.74/x
  3. Step 3: Cross multiply
    57,730.16x = 79,688.68 × 33,876.74
  4. Step 4: Simplify right side
    57,730.16x = 2,699,592,693.30
  5. Step 5: Solve for x
    x = 2,699,592,693.30/57,730.16
  6. Step 6: Final answer
    x = 46,762.26

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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.