Home / 177,698.16-265,250.76-155,277.60

Finding the Fourth Proportional to 177,698.16, 265,250.76 and 155,277.60

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Solution

The fourth proportional to 177,698.16, 265,250.76 and 155,277.60 is: 231,783.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,698.16 : 265,250.76 = 155,277.60 : x
  2. Step 2: Convert to fraction form
    177,698.16/265,250.76 = 155,277.60/x
  3. Step 3: Cross multiply
    177,698.16x = 265,250.76 × 155,277.60
  4. Step 4: Simplify right side
    177,698.16x = 41,187,501,410.98
  5. Step 5: Solve for x
    x = 41,187,501,410.98/177,698.16
  6. Step 6: Final answer
    x = 231,783.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.