Home / 48,442.17-72,663.17-12,903.51

Finding the Fourth Proportional to 48,442.17, 72,663.17 and 12,903.51

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Solution

The fourth proportional to 48,442.17, 72,663.17 and 12,903.51 is: 19,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,442.17 : 72,663.17 = 12,903.51 : x
  2. Step 2: Convert to fraction form
    48,442.17/72,663.17 = 12,903.51/x
  3. Step 3: Cross multiply
    48,442.17x = 72,663.17 × 12,903.51
  4. Step 4: Simplify right side
    48,442.17x = 937,609,876.21
  5. Step 5: Solve for x
    x = 937,609,876.21/48,442.17
  6. Step 6: Final answer
    x = 19,355.24

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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.