Home / 74,349.96-102,600.16-42,518.04

Finding the Fourth Proportional to 74,349.96, 102,600.16 and 42,518.04

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Solution

The fourth proportional to 74,349.96, 102,600.16 and 42,518.04 is: 58,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,349.96 : 102,600.16 = 42,518.04 : x
  2. Step 2: Convert to fraction form
    74,349.96/102,600.16 = 42,518.04/x
  3. Step 3: Cross multiply
    74,349.96x = 102,600.16 × 42,518.04
  4. Step 4: Simplify right side
    74,349.96x = 4,362,357,706.89
  5. Step 5: Solve for x
    x = 4,362,357,706.89/74,349.96
  6. Step 6: Final answer
    x = 58,673.30

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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.