Home / 53,790.19-74,228.46-29,916.35

Finding the Fourth Proportional to 53,790.19, 74,228.46 and 29,916.35

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Solution

The fourth proportional to 53,790.19, 74,228.46 and 29,916.35 is: 41,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,790.19 : 74,228.46 = 29,916.35 : x
  2. Step 2: Convert to fraction form
    53,790.19/74,228.46 = 29,916.35/x
  3. Step 3: Cross multiply
    53,790.19x = 74,228.46 × 29,916.35
  4. Step 4: Simplify right side
    53,790.19x = 2,220,644,589.32
  5. Step 5: Solve for x
    x = 2,220,644,589.32/53,790.19
  6. Step 6: Final answer
    x = 41,283.45

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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.