Home / 270,744.09-373,665.95-156,000.77

Finding the Fourth Proportional to 270,744.09, 373,665.95 and 156,000.77

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Solution

The fourth proportional to 270,744.09, 373,665.95 and 156,000.77 is: 215,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,744.09 : 373,665.95 = 156,000.77 : x
  2. Step 2: Convert to fraction form
    270,744.09/373,665.95 = 156,000.77/x
  3. Step 3: Cross multiply
    270,744.09x = 373,665.95 × 156,000.77
  4. Step 4: Simplify right side
    270,744.09x = 58,292,173,274.45
  5. Step 5: Solve for x
    x = 58,292,173,274.45/270,744.09
  6. Step 6: Final answer
    x = 215,303.59

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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.