Home / 190,430.76-262,657.98-125,825.16

Finding the Fourth Proportional to 190,430.76, 262,657.98 and 125,825.16

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Solution

The fourth proportional to 190,430.76, 262,657.98 and 125,825.16 is: 173,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,430.76 : 262,657.98 = 125,825.16 : x
  2. Step 2: Convert to fraction form
    190,430.76/262,657.98 = 125,825.16/x
  3. Step 3: Cross multiply
    190,430.76x = 262,657.98 × 125,825.16
  4. Step 4: Simplify right side
    190,430.76x = 33,048,982,358.78
  5. Step 5: Solve for x
    x = 33,048,982,358.78/190,430.76
  6. Step 6: Final answer
    x = 173,548.55

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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.