Home / 191,925.40-287,628.90-169,634.20

Finding the Fourth Proportional to 191,925.40, 287,628.90 and 169,634.20

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Solution

The fourth proportional to 191,925.40, 287,628.90 and 169,634.20 is: 254,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,925.40 : 287,628.90 = 169,634.20 : x
  2. Step 2: Convert to fraction form
    191,925.40/287,628.90 = 169,634.20/x
  3. Step 3: Cross multiply
    191,925.40x = 287,628.90 × 169,634.20
  4. Step 4: Simplify right side
    191,925.40x = 48,791,698,348.38
  5. Step 5: Solve for x
    x = 48,791,698,348.38/191,925.40
  6. Step 6: Final answer
    x = 254,222.20

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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.