Home / 236,269.80-354,282.30-70,036.20

Finding the Fourth Proportional to 236,269.80, 354,282.30 and 70,036.20

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Solution

The fourth proportional to 236,269.80, 354,282.30 and 70,036.20 is: 105,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,269.80 : 354,282.30 = 70,036.20 : x
  2. Step 2: Convert to fraction form
    236,269.80/354,282.30 = 70,036.20/x
  3. Step 3: Cross multiply
    236,269.80x = 354,282.30 × 70,036.20
  4. Step 4: Simplify right side
    236,269.80x = 24,812,586,019.26
  5. Step 5: Solve for x
    x = 24,812,586,019.26/236,269.80
  6. Step 6: Final answer
    x = 105,018.02

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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.