Home / 212,018.11-292,590.53-116,527.31

Finding the Fourth Proportional to 212,018.11, 292,590.53 and 116,527.31

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Solution

The fourth proportional to 212,018.11, 292,590.53 and 116,527.31 is: 160,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,018.11 : 292,590.53 = 116,527.31 : x
  2. Step 2: Convert to fraction form
    212,018.11/292,590.53 = 116,527.31/x
  3. Step 3: Cross multiply
    212,018.11x = 292,590.53 × 116,527.31
  4. Step 4: Simplify right side
    212,018.11x = 34,094,786,880.98
  5. Step 5: Solve for x
    x = 34,094,786,880.98/212,018.11
  6. Step 6: Final answer
    x = 160,810.73

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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.