Home / 209,534.08-289,157.03-114,041.46

Finding the Fourth Proportional to 209,534.08, 289,157.03 and 114,041.46

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Solution

The fourth proportional to 209,534.08, 289,157.03 and 114,041.46 is: 157,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,534.08 : 289,157.03 = 114,041.46 : x
  2. Step 2: Convert to fraction form
    209,534.08/289,157.03 = 114,041.46/x
  3. Step 3: Cross multiply
    209,534.08x = 289,157.03 × 114,041.46
  4. Step 4: Simplify right side
    209,534.08x = 32,975,889,870.46
  5. Step 5: Solve for x
    x = 32,975,889,870.46/209,534.08
  6. Step 6: Final answer
    x = 157,377.21

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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.