Home / 211,666.80-292,099.86-116,173.74

Finding the Fourth Proportional to 211,666.80, 292,099.86 and 116,173.74

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Solution

The fourth proportional to 211,666.80, 292,099.86 and 116,173.74 is: 160,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,666.80 : 292,099.86 = 116,173.74 : x
  2. Step 2: Convert to fraction form
    211,666.80/292,099.86 = 116,173.74/x
  3. Step 3: Cross multiply
    211,666.80x = 292,099.86 × 116,173.74
  4. Step 4: Simplify right side
    211,666.80x = 33,934,333,189.68
  5. Step 5: Solve for x
    x = 33,934,333,189.68/211,666.80
  6. Step 6: Final answer
    x = 160,319.58

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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.