Home / 53,746.44-74,177.57-38,688.94

Finding the Fourth Proportional to 53,746.44, 74,177.57 and 38,688.94

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Solution

The fourth proportional to 53,746.44, 74,177.57 and 38,688.94 is: 53,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.44 : 74,177.57 = 38,688.94 : x
  2. Step 2: Convert to fraction form
    53,746.44/74,177.57 = 38,688.94/x
  3. Step 3: Cross multiply
    53,746.44x = 74,177.57 × 38,688.94
  4. Step 4: Simplify right side
    53,746.44x = 2,869,851,744.52
  5. Step 5: Solve for x
    x = 2,869,851,744.52/53,746.44
  6. Step 6: Final answer
    x = 53,396.13

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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.