Home / 157,507.32-236,261.83-39,178.66

Finding the Fourth Proportional to 157,507.32, 236,261.83 and 39,178.66

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Solution

The fourth proportional to 157,507.32, 236,261.83 and 39,178.66 is: 58,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,507.32 : 236,261.83 = 39,178.66 : x
  2. Step 2: Convert to fraction form
    157,507.32/236,261.83 = 39,178.66/x
  3. Step 3: Cross multiply
    157,507.32x = 236,261.83 × 39,178.66
  4. Step 4: Simplify right side
    157,507.32x = 9,256,421,908.55
  5. Step 5: Solve for x
    x = 9,256,421,908.55/157,507.32
  6. Step 6: Final answer
    x = 58,768.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.