Home / 53,746.79-74,170.85-29,875.68

Finding the Fourth Proportional to 53,746.79, 74,170.85 and 29,875.68

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Solution

The fourth proportional to 53,746.79, 74,170.85 and 29,875.68 is: 41,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.79 : 74,170.85 = 29,875.68 : x
  2. Step 2: Convert to fraction form
    53,746.79/74,170.85 = 29,875.68/x
  3. Step 3: Cross multiply
    53,746.79x = 74,170.85 × 29,875.68
  4. Step 4: Simplify right side
    53,746.79x = 2,215,904,430.55
  5. Step 5: Solve for x
    x = 2,215,904,430.55/53,746.79
  6. Step 6: Final answer
    x = 41,228.59

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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.