Home / 191,091.94-286,638.60-57,973.36

Finding the Fourth Proportional to 191,091.94, 286,638.60 and 57,973.36

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Solution

The fourth proportional to 191,091.94, 286,638.60 and 57,973.36 is: 86,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,091.94 : 286,638.60 = 57,973.36 : x
  2. Step 2: Convert to fraction form
    191,091.94/286,638.60 = 57,973.36/x
  3. Step 3: Cross multiply
    191,091.94x = 286,638.60 × 57,973.36
  4. Step 4: Simplify right side
    191,091.94x = 16,617,402,747.70
  5. Step 5: Solve for x
    x = 16,617,402,747.70/191,091.94
  6. Step 6: Final answer
    x = 86,960.25

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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.