Home / 127,913.96-191,837.64-53,055.32

Finding the Fourth Proportional to 127,913.96, 191,837.64 and 53,055.32

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Solution

The fourth proportional to 127,913.96, 191,837.64 and 53,055.32 is: 79,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,913.96 : 191,837.64 = 53,055.32 : x
  2. Step 2: Convert to fraction form
    127,913.96/191,837.64 = 53,055.32/x
  3. Step 3: Cross multiply
    127,913.96x = 191,837.64 × 53,055.32
  4. Step 4: Simplify right side
    127,913.96x = 10,178,007,378.24
  5. Step 5: Solve for x
    x = 10,178,007,378.24/127,913.96
  6. Step 6: Final answer
    x = 79,569.17

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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.