Home / 238,041.10-328,506.98-142,529.54

Finding the Fourth Proportional to 238,041.10, 328,506.98 and 142,529.54

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Solution

The fourth proportional to 238,041.10, 328,506.98 and 142,529.54 is: 196,696.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,041.10 : 328,506.98 = 142,529.54 : x
  2. Step 2: Convert to fraction form
    238,041.10/328,506.98 = 142,529.54/x
  3. Step 3: Cross multiply
    238,041.10x = 328,506.98 × 142,529.54
  4. Step 4: Simplify right side
    238,041.10x = 46,821,948,746.19
  5. Step 5: Solve for x
    x = 46,821,948,746.19/238,041.10
  6. Step 6: Final answer
    x = 196,696.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.