Home / 191,107.48-286,702.88-57,998.16

Finding the Fourth Proportional to 191,107.48, 286,702.88 and 57,998.16

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Solution

The fourth proportional to 191,107.48, 286,702.88 and 57,998.16 is: 87,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,107.48 : 286,702.88 = 57,998.16 : x
  2. Step 2: Convert to fraction form
    191,107.48/286,702.88 = 57,998.16/x
  3. Step 3: Cross multiply
    191,107.48x = 286,702.88 × 57,998.16
  4. Step 4: Simplify right side
    191,107.48x = 16,628,239,506.70
  5. Step 5: Solve for x
    x = 16,628,239,506.70/191,107.48
  6. Step 6: Final answer
    x = 87,009.88

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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.