Home / 110,384.88-152,332.75-61,997.30

Finding the Fourth Proportional to 110,384.88, 152,332.75 and 61,997.30

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Solution

The fourth proportional to 110,384.88, 152,332.75 and 61,997.30 is: 85,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,384.88 : 152,332.75 = 61,997.30 : x
  2. Step 2: Convert to fraction form
    110,384.88/152,332.75 = 61,997.30/x
  3. Step 3: Cross multiply
    110,384.88x = 152,332.75 × 61,997.30
  4. Step 4: Simplify right side
    110,384.88x = 9,444,219,088.66
  5. Step 5: Solve for x
    x = 9,444,219,088.66/110,384.88
  6. Step 6: Final answer
    x = 85,557.18

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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.