Home / 191,528.88-287,293.32-97,983.60

Finding the Fourth Proportional to 191,528.88, 287,293.32 and 97,983.60

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Solution

The fourth proportional to 191,528.88, 287,293.32 and 97,983.60 is: 146,975.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,528.88 : 287,293.32 = 97,983.60 : x
  2. Step 2: Convert to fraction form
    191,528.88/287,293.32 = 97,983.60/x
  3. Step 3: Cross multiply
    191,528.88x = 287,293.32 × 97,983.60
  4. Step 4: Simplify right side
    191,528.88x = 28,150,033,749.55
  5. Step 5: Solve for x
    x = 28,150,033,749.55/191,528.88
  6. Step 6: Final answer
    x = 146,975.40

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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.