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Finding the Fourth Proportional to 144,054.40, 216,081.60 and 60,937.60

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Solution

The fourth proportional to 144,054.40, 216,081.60 and 60,937.60 is: 91,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,054.40 : 216,081.60 = 60,937.60 : x
  2. Step 2: Convert to fraction form
    144,054.40/216,081.60 = 60,937.60/x
  3. Step 3: Cross multiply
    144,054.40x = 216,081.60 × 60,937.60
  4. Step 4: Simplify right side
    144,054.40x = 13,167,494,108.16
  5. Step 5: Solve for x
    x = 13,167,494,108.16/144,054.40
  6. Step 6: Final answer
    x = 91,406.40

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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.