Home / 209,510.66-289,125.60-114,017.24

Finding the Fourth Proportional to 209,510.66, 289,125.60 and 114,017.24

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Solution

The fourth proportional to 209,510.66, 289,125.60 and 114,017.24 is: 157,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,510.66 : 289,125.60 = 114,017.24 : x
  2. Step 2: Convert to fraction form
    209,510.66/289,125.60 = 114,017.24/x
  3. Step 3: Cross multiply
    209,510.66x = 289,125.60 × 114,017.24
  4. Step 4: Simplify right side
    209,510.66x = 32,965,302,925.34
  5. Step 5: Solve for x
    x = 32,965,302,925.34/209,510.66
  6. Step 6: Final answer
    x = 157,344.28

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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.