Home / 236,583.02-326,490.16-129,153.86

Finding the Fourth Proportional to 236,583.02, 326,490.16 and 129,153.86

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Solution

The fourth proportional to 236,583.02, 326,490.16 and 129,153.86 is: 178,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,583.02 : 326,490.16 = 129,153.86 : x
  2. Step 2: Convert to fraction form
    236,583.02/326,490.16 = 129,153.86/x
  3. Step 3: Cross multiply
    236,583.02x = 326,490.16 × 129,153.86
  4. Step 4: Simplify right side
    236,583.02x = 42,167,462,783.57
  5. Step 5: Solve for x
    x = 42,167,462,783.57/236,583.02
  6. Step 6: Final answer
    x = 178,235.38

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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.