Home / 153,166.48-211,339.49-92,742.76

Finding the Fourth Proportional to 153,166.48, 211,339.49 and 92,742.76

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Solution

The fourth proportional to 153,166.48, 211,339.49 and 92,742.76 is: 127,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,166.48 : 211,339.49 = 92,742.76 : x
  2. Step 2: Convert to fraction form
    153,166.48/211,339.49 = 92,742.76/x
  3. Step 3: Cross multiply
    153,166.48x = 211,339.49 × 92,742.76
  4. Step 4: Simplify right side
    153,166.48x = 19,600,207,599.59
  5. Step 5: Solve for x
    x = 19,600,207,599.59/153,166.48
  6. Step 6: Final answer
    x = 127,966.69

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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.