Home / 144,001.45-216,007.64-55,263.93

Finding the Fourth Proportional to 144,001.45, 216,007.64 and 55,263.93

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Solution

The fourth proportional to 144,001.45, 216,007.64 and 55,263.93 is: 82,897.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001.45 : 216,007.64 = 55,263.93 : x
  2. Step 2: Convert to fraction form
    144,001.45/216,007.64 = 55,263.93/x
  3. Step 3: Cross multiply
    144,001.45x = 216,007.64 × 55,263.93
  4. Step 4: Simplify right side
    144,001.45x = 11,937,431,096.43
  5. Step 5: Solve for x
    x = 11,937,431,096.43/144,001.45
  6. Step 6: Final answer
    x = 82,897.99

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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.