Home / 191,539.50-287,309.28-60,211.50

Finding the Fourth Proportional to 191,539.50, 287,309.28 and 60,211.50

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Solution

The fourth proportional to 191,539.50, 287,309.28 and 60,211.50 is: 90,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,539.50 : 287,309.28 = 60,211.50 : x
  2. Step 2: Convert to fraction form
    191,539.50/287,309.28 = 60,211.50/x
  3. Step 3: Cross multiply
    191,539.50x = 287,309.28 × 60,211.50
  4. Step 4: Simplify right side
    191,539.50x = 17,299,322,712.72
  5. Step 5: Solve for x
    x = 17,299,322,712.72/191,539.50
  6. Step 6: Final answer
    x = 90,317.26

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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.