Home / 236,047.02-325,740.76-128,617.94

Finding the Fourth Proportional to 236,047.02, 325,740.76 and 128,617.94

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Solution

The fourth proportional to 236,047.02, 325,740.76 and 128,617.94 is: 177,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,047.02 : 325,740.76 = 128,617.94 : x
  2. Step 2: Convert to fraction form
    236,047.02/325,740.76 = 128,617.94/x
  3. Step 3: Cross multiply
    236,047.02x = 325,740.76 × 128,617.94
  4. Step 4: Simplify right side
    236,047.02x = 41,896,105,525.23
  5. Step 5: Solve for x
    x = 41,896,105,525.23/236,047.02
  6. Step 6: Final answer
    x = 177,490.51

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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.