Home / 74,572.96-102,887.48-42,302.24

Finding the Fourth Proportional to 74,572.96, 102,887.48 and 42,302.24

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Solution

The fourth proportional to 74,572.96, 102,887.48 and 42,302.24 is: 58,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,572.96 : 102,887.48 = 42,302.24 : x
  2. Step 2: Convert to fraction form
    74,572.96/102,887.48 = 42,302.24/x
  3. Step 3: Cross multiply
    74,572.96x = 102,887.48 × 42,302.24
  4. Step 4: Simplify right side
    74,572.96x = 4,352,370,660.44
  5. Step 5: Solve for x
    x = 4,352,370,660.44/74,572.96
  6. Step 6: Final answer
    x = 58,363.93

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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.