Home / 211,377.60-291,483.36-147,692.16

Finding the Fourth Proportional to 211,377.60, 291,483.36 and 147,692.16

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Solution

The fourth proportional to 211,377.60, 291,483.36 and 147,692.16 is: 203,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,377.60 : 291,483.36 = 147,692.16 : x
  2. Step 2: Convert to fraction form
    211,377.60/291,483.36 = 147,692.16/x
  3. Step 3: Cross multiply
    211,377.60x = 291,483.36 × 147,692.16
  4. Step 4: Simplify right side
    211,377.60x = 43,049,807,042.46
  5. Step 5: Solve for x
    x = 43,049,807,042.46/211,377.60
  6. Step 6: Final answer
    x = 203,663.05

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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.