Home / 147,068.24-220,513.26-66,000.40

Finding the Fourth Proportional to 147,068.24, 220,513.26 and 66,000.40

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Solution

The fourth proportional to 147,068.24, 220,513.26 and 66,000.40 is: 98,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,068.24 : 220,513.26 = 66,000.40 : x
  2. Step 2: Convert to fraction form
    147,068.24/220,513.26 = 66,000.40/x
  3. Step 3: Cross multiply
    147,068.24x = 220,513.26 × 66,000.40
  4. Step 4: Simplify right side
    147,068.24x = 14,553,963,365.30
  5. Step 5: Solve for x
    x = 14,553,963,365.30/147,068.24
  6. Step 6: Final answer
    x = 98,960.61

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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.