Home / 53,820.93-74,275.80-29,948.12

Finding the Fourth Proportional to 53,820.93, 74,275.80 and 29,948.12

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Solution

The fourth proportional to 53,820.93, 74,275.80 and 29,948.12 is: 41,330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,820.93 : 74,275.80 = 29,948.12 : x
  2. Step 2: Convert to fraction form
    53,820.93/74,275.80 = 29,948.12/x
  3. Step 3: Cross multiply
    53,820.93x = 74,275.80 × 29,948.12
  4. Step 4: Simplify right side
    53,820.93x = 2,224,420,757.19
  5. Step 5: Solve for x
    x = 2,224,420,757.19/53,820.93
  6. Step 6: Final answer
    x = 41,330.03

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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.