Home / 209,545.16-289,049.46-152,116.98

Finding the Fourth Proportional to 209,545.16, 289,049.46 and 152,116.98

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Solution

The fourth proportional to 209,545.16, 289,049.46 and 152,116.98 is: 209,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,545.16 : 289,049.46 = 152,116.98 : x
  2. Step 2: Convert to fraction form
    209,545.16/289,049.46 = 152,116.98/x
  3. Step 3: Cross multiply
    209,545.16x = 289,049.46 × 152,116.98
  4. Step 4: Simplify right side
    209,545.16x = 43,969,330,925.83
  5. Step 5: Solve for x
    x = 43,969,330,925.83/209,545.16
  6. Step 6: Final answer
    x = 209,832.24

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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.