Home / 191,953.19-287,985.12-58,853.09

Finding the Fourth Proportional to 191,953.19, 287,985.12 and 58,853.09

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Solution

The fourth proportional to 191,953.19, 287,985.12 and 58,853.09 is: 88,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,953.19 : 287,985.12 = 58,853.09 : x
  2. Step 2: Convert to fraction form
    191,953.19/287,985.12 = 58,853.09/x
  3. Step 3: Cross multiply
    191,953.19x = 287,985.12 × 58,853.09
  4. Step 4: Simplify right side
    191,953.19x = 16,948,814,186.02
  5. Step 5: Solve for x
    x = 16,948,814,186.02/191,953.19
  6. Step 6: Final answer
    x = 88,296.60

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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.