Home / 53,780.52-74,211.44-29,903.34

Finding the Fourth Proportional to 53,780.52, 74,211.44 and 29,903.34

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Solution

The fourth proportional to 53,780.52, 74,211.44 and 29,903.34 is: 41,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,780.52 : 74,211.44 = 29,903.34 : x
  2. Step 2: Convert to fraction form
    53,780.52/74,211.44 = 29,903.34/x
  3. Step 3: Cross multiply
    53,780.52x = 74,211.44 × 29,903.34
  4. Step 4: Simplify right side
    53,780.52x = 2,219,169,772.69
  5. Step 5: Solve for x
    x = 2,219,169,772.69/53,780.52
  6. Step 6: Final answer
    x = 41,263.45

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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.