Home / 102,026.86-153,040.08-27,147.00

Finding the Fourth Proportional to 102,026.86, 153,040.08 and 27,147.00

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Solution

The fourth proportional to 102,026.86, 153,040.08 and 27,147.00 is: 40,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,026.86 : 153,040.08 = 27,147.00 : x
  2. Step 2: Convert to fraction form
    102,026.86/153,040.08 = 27,147.00/x
  3. Step 3: Cross multiply
    102,026.86x = 153,040.08 × 27,147.00
  4. Step 4: Simplify right side
    102,026.86x = 4,154,578,866.61
  5. Step 5: Solve for x
    x = 4,154,578,866.61/102,026.86
  6. Step 6: Final answer
    x = 40,720.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.