Home / 142,068.36-213,059.94-117,046.32

Finding the Fourth Proportional to 142,068.36, 213,059.94 and 117,046.32

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Solution

The fourth proportional to 142,068.36, 213,059.94 and 117,046.32 is: 175,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,068.36 : 213,059.94 = 117,046.32 : x
  2. Step 2: Convert to fraction form
    142,068.36/213,059.94 = 117,046.32/x
  3. Step 3: Cross multiply
    142,068.36x = 213,059.94 × 117,046.32
  4. Step 4: Simplify right side
    142,068.36x = 24,937,881,916.42
  5. Step 5: Solve for x
    x = 24,937,881,916.42/142,068.36
  6. Step 6: Final answer
    x = 175,534.38

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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.