Home / 53,886.06-74,360.84-30,011.45

Finding the Fourth Proportional to 53,886.06, 74,360.84 and 30,011.45

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Solution

The fourth proportional to 53,886.06, 74,360.84 and 30,011.45 is: 41,414.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.06 : 74,360.84 = 30,011.45 : x
  2. Step 2: Convert to fraction form
    53,886.06/74,360.84 = 30,011.45/x
  3. Step 3: Cross multiply
    53,886.06x = 74,360.84 × 30,011.45
  4. Step 4: Simplify right side
    53,886.06x = 2,231,676,109.76
  5. Step 5: Solve for x
    x = 2,231,676,109.76/53,886.06
  6. Step 6: Final answer
    x = 41,414.72

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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.