Home / 109,812.04-151,427.47-93,949.00

Finding the Fourth Proportional to 109,812.04, 151,427.47 and 93,949.00

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Solution

The fourth proportional to 109,812.04, 151,427.47 and 93,949.00 is: 129,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,812.04 : 151,427.47 = 93,949.00 : x
  2. Step 2: Convert to fraction form
    109,812.04/151,427.47 = 93,949.00/x
  3. Step 3: Cross multiply
    109,812.04x = 151,427.47 × 93,949.00
  4. Step 4: Simplify right side
    109,812.04x = 14,226,458,387.02
  5. Step 5: Solve for x
    x = 14,226,458,387.02/109,812.04
  6. Step 6: Final answer
    x = 129,552.82

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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.