Home / 236,430.60-354,876.30-118,235.40

Finding the Fourth Proportional to 236,430.60, 354,876.30 and 118,235.40

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Solution

The fourth proportional to 236,430.60, 354,876.30 and 118,235.40 is: 177,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,430.60 : 354,876.30 = 118,235.40 : x
  2. Step 2: Convert to fraction form
    236,430.60/354,876.30 = 118,235.40/x
  3. Step 3: Cross multiply
    236,430.60x = 354,876.30 × 118,235.40
  4. Step 4: Simplify right side
    236,430.60x = 41,958,941,281.02
  5. Step 5: Solve for x
    x = 41,958,941,281.02/236,430.60
  6. Step 6: Final answer
    x = 177,468.32

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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.