Home / 236,300.40-326,126.16-150,267.78

Finding the Fourth Proportional to 236,300.40, 326,126.16 and 150,267.78

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Solution

The fourth proportional to 236,300.40, 326,126.16 and 150,267.78 is: 207,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,300.40 : 326,126.16 = 150,267.78 : x
  2. Step 2: Convert to fraction form
    236,300.40/326,126.16 = 150,267.78/x
  3. Step 3: Cross multiply
    236,300.40x = 326,126.16 × 150,267.78
  4. Step 4: Simplify right side
    236,300.40x = 49,006,254,063.12
  5. Step 5: Solve for x
    x = 49,006,254,063.12/236,300.40
  6. Step 6: Final answer
    x = 207,389.64

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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.