Home / 212,203.76-292,830.32-116,692.07

Finding the Fourth Proportional to 212,203.76, 292,830.32 and 116,692.07

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Solution

The fourth proportional to 212,203.76, 292,830.32 and 116,692.07 is: 161,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,203.76 : 292,830.32 = 116,692.07 : x
  2. Step 2: Convert to fraction form
    212,203.76/292,830.32 = 116,692.07/x
  3. Step 3: Cross multiply
    212,203.76x = 292,830.32 × 116,692.07
  4. Step 4: Simplify right side
    212,203.76x = 34,170,975,027.14
  5. Step 5: Solve for x
    x = 34,170,975,027.14/212,203.76
  6. Step 6: Final answer
    x = 161,029.08

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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.