Home / 209,535.42-289,165.02-114,048.30

Finding the Fourth Proportional to 209,535.42, 289,165.02 and 114,048.30

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Solution

The fourth proportional to 209,535.42, 289,165.02 and 114,048.30 is: 157,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,535.42 : 289,165.02 = 114,048.30 : x
  2. Step 2: Convert to fraction form
    209,535.42/289,165.02 = 114,048.30/x
  3. Step 3: Cross multiply
    209,535.42x = 289,165.02 × 114,048.30
  4. Step 4: Simplify right side
    209,535.42x = 32,978,778,950.47
  5. Step 5: Solve for x
    x = 32,978,778,950.47/209,535.42
  6. Step 6: Final answer
    x = 157,390.00

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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.