Home / 211,590.90-291,985.48-116,095.56

Finding the Fourth Proportional to 211,590.90, 291,985.48 and 116,095.56

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Solution

The fourth proportional to 211,590.90, 291,985.48 and 116,095.56 is: 160,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,590.90 : 291,985.48 = 116,095.56 : x
  2. Step 2: Convert to fraction form
    211,590.90/291,985.48 = 116,095.56/x
  3. Step 3: Cross multiply
    211,590.90x = 291,985.48 × 116,095.56
  4. Step 4: Simplify right side
    211,590.90x = 33,898,217,812.47
  5. Step 5: Solve for x
    x = 33,898,217,812.47/211,590.90
  6. Step 6: Final answer
    x = 160,206.41

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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.