Home / 292,019.50-438,076.64-114,430.24

Finding the Fourth Proportional to 292,019.50, 438,076.64 and 114,430.24

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Solution

The fourth proportional to 292,019.50, 438,076.64 and 114,430.24 is: 171,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,019.50 : 438,076.64 = 114,430.24 : x
  2. Step 2: Convert to fraction form
    292,019.50/438,076.64 = 114,430.24/x
  3. Step 3: Cross multiply
    292,019.50x = 438,076.64 × 114,430.24
  4. Step 4: Simplify right side
    292,019.50x = 50,129,215,053.59
  5. Step 5: Solve for x
    x = 50,129,215,053.59/292,019.50
  6. Step 6: Final answer
    x = 171,663.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.