Home / 247,999.04-342,225.60-134,821.28

Finding the Fourth Proportional to 247,999.04, 342,225.60 and 134,821.28

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Solution

The fourth proportional to 247,999.04, 342,225.60 and 134,821.28 is: 186,046.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,999.04 : 342,225.60 = 134,821.28 : x
  2. Step 2: Convert to fraction form
    247,999.04/342,225.60 = 134,821.28/x
  3. Step 3: Cross multiply
    247,999.04x = 342,225.60 × 134,821.28
  4. Step 4: Simplify right side
    247,999.04x = 46,139,293,440.77
  5. Step 5: Solve for x
    x = 46,139,293,440.77/247,999.04
  6. Step 6: Final answer
    x = 186,046.26

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1.5x scale

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.