Home / 239,263.02-358,894.49-70,770.20

Finding the Fourth Proportional to 239,263.02, 358,894.49 and 70,770.20

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Solution

The fourth proportional to 239,263.02, 358,894.49 and 70,770.20 is: 106,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,263.02 : 358,894.49 = 70,770.20 : x
  2. Step 2: Convert to fraction form
    239,263.02/358,894.49 = 70,770.20/x
  3. Step 3: Cross multiply
    239,263.02x = 358,894.49 × 70,770.20
  4. Step 4: Simplify right side
    239,263.02x = 25,399,032,687.87
  5. Step 5: Solve for x
    x = 25,399,032,687.87/239,263.02
  6. Step 6: Final answer
    x = 106,155.28

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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.