Home / 53,810.79-74,258.49-29,613.15

Finding the Fourth Proportional to 53,810.79, 74,258.49 and 29,613.15

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Solution

The fourth proportional to 53,810.79, 74,258.49 and 29,613.15 is: 40,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,810.79 : 74,258.49 = 29,613.15 : x
  2. Step 2: Convert to fraction form
    53,810.79/74,258.49 = 29,613.15/x
  3. Step 3: Cross multiply
    53,810.79x = 74,258.49 × 29,613.15
  4. Step 4: Simplify right side
    53,810.79x = 2,199,027,803.14
  5. Step 5: Solve for x
    x = 2,199,027,803.14/53,810.79
  6. Step 6: Final answer
    x = 40,865.93

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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.