Home / 236,428.85-326,271.70-151,545.85

Finding the Fourth Proportional to 236,428.85, 326,271.70 and 151,545.85

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Solution

The fourth proportional to 236,428.85, 326,271.70 and 151,545.85 is: 209,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,428.85 : 326,271.70 = 151,545.85 : x
  2. Step 2: Convert to fraction form
    236,428.85/326,271.70 = 151,545.85/x
  3. Step 3: Cross multiply
    236,428.85x = 326,271.70 × 151,545.85
  4. Step 4: Simplify right side
    236,428.85x = 49,445,122,107.45
  5. Step 5: Solve for x
    x = 49,445,122,107.45/236,428.85
  6. Step 6: Final answer
    x = 209,133.20

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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.