Home / 153,072.95-211,245.23-92,654.64

Finding the Fourth Proportional to 153,072.95, 211,245.23 and 92,654.64

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Solution

The fourth proportional to 153,072.95, 211,245.23 and 92,654.64 is: 127,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,072.95 : 211,245.23 = 92,654.64 : x
  2. Step 2: Convert to fraction form
    153,072.95/211,245.23 = 92,654.64/x
  3. Step 3: Cross multiply
    153,072.95x = 211,245.23 × 92,654.64
  4. Step 4: Simplify right side
    153,072.95x = 19,572,850,969.00
  5. Step 5: Solve for x
    x = 19,572,850,969.00/153,072.95
  6. Step 6: Final answer
    x = 127,866.17

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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.