Home / 53,795.16-74,228.76-29,921.76

Finding the Fourth Proportional to 53,795.16, 74,228.76 and 29,921.76

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Solution

The fourth proportional to 53,795.16, 74,228.76 and 29,921.76 is: 41,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,795.16 : 74,228.76 = 29,921.76 : x
  2. Step 2: Convert to fraction form
    53,795.16/74,228.76 = 29,921.76/x
  3. Step 3: Cross multiply
    53,795.16x = 74,228.76 × 29,921.76
  4. Step 4: Simplify right side
    53,795.16x = 2,221,055,141.82
  5. Step 5: Solve for x
    x = 2,221,055,141.82/53,795.16
  6. Step 6: Final answer
    x = 41,287.27

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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.