Home / 58,512.08-80,746.56-31,654.62

Finding the Fourth Proportional to 58,512.08, 80,746.56 and 31,654.62

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Solution

The fourth proportional to 58,512.08, 80,746.56 and 31,654.62 is: 43,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,512.08 : 80,746.56 = 31,654.62 : x
  2. Step 2: Convert to fraction form
    58,512.08/80,746.56 = 31,654.62/x
  3. Step 3: Cross multiply
    58,512.08x = 80,746.56 × 31,654.62
  4. Step 4: Simplify right side
    58,512.08x = 2,556,001,673.11
  5. Step 5: Solve for x
    x = 2,556,001,673.11/58,512.08
  6. Step 6: Final answer
    x = 43,683.32

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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.