Home / 153,262.32-211,452.72-92,813.60

Finding the Fourth Proportional to 153,262.32, 211,452.72 and 92,813.60

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Solution

The fourth proportional to 153,262.32, 211,452.72 and 92,813.60 is: 128,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,262.32 : 211,452.72 = 92,813.60 : x
  2. Step 2: Convert to fraction form
    153,262.32/211,452.72 = 92,813.60/x
  3. Step 3: Cross multiply
    153,262.32x = 211,452.72 × 92,813.60
  4. Step 4: Simplify right side
    153,262.32x = 19,625,688,172.99
  5. Step 5: Solve for x
    x = 19,625,688,172.99/153,262.32
  6. Step 6: Final answer
    x = 128,052.92

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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.