Home / 191,307.42-286,818.30-131,973.84

Finding the Fourth Proportional to 191,307.42, 286,818.30 and 131,973.84

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Solution

The fourth proportional to 191,307.42, 286,818.30 and 131,973.84 is: 197,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,307.42 : 286,818.30 = 131,973.84 : x
  2. Step 2: Convert to fraction form
    191,307.42/286,818.30 = 131,973.84/x
  3. Step 3: Cross multiply
    191,307.42x = 286,818.30 × 131,973.84
  4. Step 4: Simplify right side
    191,307.42x = 37,852,512,433.27
  5. Step 5: Solve for x
    x = 37,852,512,433.27/191,307.42
  6. Step 6: Final answer
    x = 197,862.23

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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.