Home / 191,436.96-287,170.02-58,328.58

Finding the Fourth Proportional to 191,436.96, 287,170.02 and 58,328.58

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Solution

The fourth proportional to 191,436.96, 287,170.02 and 58,328.58 is: 87,497.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,436.96 : 287,170.02 = 58,328.58 : x
  2. Step 2: Convert to fraction form
    191,436.96/287,170.02 = 58,328.58/x
  3. Step 3: Cross multiply
    191,436.96x = 287,170.02 × 58,328.58
  4. Step 4: Simplify right side
    191,436.96x = 16,750,219,485.17
  5. Step 5: Solve for x
    x = 16,750,219,485.17/191,436.96
  6. Step 6: Final answer
    x = 87,497.31

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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.