Home / 211,632.90-292,061.79-116,143.02

Finding the Fourth Proportional to 211,632.90, 292,061.79 and 116,143.02

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Solution

The fourth proportional to 211,632.90, 292,061.79 and 116,143.02 is: 160,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,632.90 : 292,061.79 = 116,143.02 : x
  2. Step 2: Convert to fraction form
    211,632.90/292,061.79 = 116,143.02/x
  3. Step 3: Cross multiply
    211,632.90x = 292,061.79 × 116,143.02
  4. Step 4: Simplify right side
    211,632.90x = 33,920,938,317.21
  5. Step 5: Solve for x
    x = 33,920,938,317.21/211,632.90
  6. Step 6: Final answer
    x = 160,281.97

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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.