Home / 236,427.90-354,058.65-157,112.70

Finding the Fourth Proportional to 236,427.90, 354,058.65 and 157,112.70

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Solution

The fourth proportional to 236,427.90, 354,058.65 and 157,112.70 is: 235,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,427.90 : 354,058.65 = 157,112.70 : x
  2. Step 2: Convert to fraction form
    236,427.90/354,058.65 = 157,112.70/x
  3. Step 3: Cross multiply
    236,427.90x = 354,058.65 × 157,112.70
  4. Step 4: Simplify right side
    236,427.90x = 55,627,110,459.86
  5. Step 5: Solve for x
    x = 55,627,110,459.86/236,427.90
  6. Step 6: Final answer
    x = 235,281.50

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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.