Home / 53,820.06-74,272.06-29,947.74

Finding the Fourth Proportional to 53,820.06, 74,272.06 and 29,947.74

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Solution

The fourth proportional to 53,820.06, 74,272.06 and 29,947.74 is: 41,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,820.06 : 74,272.06 = 29,947.74 : x
  2. Step 2: Convert to fraction form
    53,820.06/74,272.06 = 29,947.74/x
  3. Step 3: Cross multiply
    53,820.06x = 74,272.06 × 29,947.74
  4. Step 4: Simplify right side
    53,820.06x = 2,224,280,342.14
  5. Step 5: Solve for x
    x = 2,224,280,342.14/53,820.06
  6. Step 6: Final answer
    x = 41,328.09

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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.