Home / 109,557.17-164,360.36-34,681.80

Finding the Fourth Proportional to 109,557.17, 164,360.36 and 34,681.80

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Solution

The fourth proportional to 109,557.17, 164,360.36 and 34,681.80 is: 52,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,557.17 : 164,360.36 = 34,681.80 : x
  2. Step 2: Convert to fraction form
    109,557.17/164,360.36 = 34,681.80/x
  3. Step 3: Cross multiply
    109,557.17x = 164,360.36 × 34,681.80
  4. Step 4: Simplify right side
    109,557.17x = 5,700,313,220.15
  5. Step 5: Solve for x
    x = 5,700,313,220.15/109,557.17
  6. Step 6: Final answer
    x = 52,030.49

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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.