Home / 191,503.60-287,255.40-51,262.22

Finding the Fourth Proportional to 191,503.60, 287,255.40 and 51,262.22

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Solution

The fourth proportional to 191,503.60, 287,255.40 and 51,262.22 is: 76,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,503.60 : 287,255.40 = 51,262.22 : x
  2. Step 2: Convert to fraction form
    191,503.60/287,255.40 = 51,262.22/x
  3. Step 3: Cross multiply
    191,503.60x = 287,255.40 × 51,262.22
  4. Step 4: Simplify right side
    191,503.60x = 14,725,349,510.99
  5. Step 5: Solve for x
    x = 14,725,349,510.99/191,503.60
  6. Step 6: Final answer
    x = 76,893.33

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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.