Home / 48,090.48-72,150.30-23,123.45

Finding the Fourth Proportional to 48,090.48, 72,150.30 and 23,123.45

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Solution

The fourth proportional to 48,090.48, 72,150.30 and 23,123.45 is: 34,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,090.48 : 72,150.30 = 23,123.45 : x
  2. Step 2: Convert to fraction form
    48,090.48/72,150.30 = 23,123.45/x
  3. Step 3: Cross multiply
    48,090.48x = 72,150.30 × 23,123.45
  4. Step 4: Simplify right side
    48,090.48x = 1,668,363,493.78
  5. Step 5: Solve for x
    x = 1,668,363,493.78/48,090.48
  6. Step 6: Final answer
    x = 34,692.18

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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.