Home / 74,681.48-112,043.34-22,090.76

Finding the Fourth Proportional to 74,681.48, 112,043.34 and 22,090.76

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Solution

The fourth proportional to 74,681.48, 112,043.34 and 22,090.76 is: 33,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,681.48 : 112,043.34 = 22,090.76 : x
  2. Step 2: Convert to fraction form
    74,681.48/112,043.34 = 22,090.76/x
  3. Step 3: Cross multiply
    74,681.48x = 112,043.34 × 22,090.76
  4. Step 4: Simplify right side
    74,681.48x = 2,475,122,533.54
  5. Step 5: Solve for x
    x = 2,475,122,533.54/74,681.48
  6. Step 6: Final answer
    x = 33,142.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.