Home / 91,580.60-126,385.14-53,333.97

Finding the Fourth Proportional to 91,580.60, 126,385.14 and 53,333.97

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Solution

The fourth proportional to 91,580.60, 126,385.14 and 53,333.97 is: 73,603.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,580.60 : 126,385.14 = 53,333.97 : x
  2. Step 2: Convert to fraction form
    91,580.60/126,385.14 = 53,333.97/x
  3. Step 3: Cross multiply
    91,580.60x = 126,385.14 × 53,333.97
  4. Step 4: Simplify right side
    91,580.60x = 6,740,621,702.18
  5. Step 5: Solve for x
    x = 6,740,621,702.18/91,580.60
  6. Step 6: Final answer
    x = 73,603.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.