Home / 53,701.42-74,110.42-29,828.20

Finding the Fourth Proportional to 53,701.42, 74,110.42 and 29,828.20

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Solution

The fourth proportional to 53,701.42, 74,110.42 and 29,828.20 is: 41,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701.42 : 74,110.42 = 29,828.20 : x
  2. Step 2: Convert to fraction form
    53,701.42/74,110.42 = 29,828.20/x
  3. Step 3: Cross multiply
    53,701.42x = 74,110.42 × 29,828.20
  4. Step 4: Simplify right side
    53,701.42x = 2,210,580,429.84
  5. Step 5: Solve for x
    x = 2,210,580,429.84/53,701.42
  6. Step 6: Final answer
    x = 41,164.28

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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.