Home / 61,146.09-91,703.95-34,503.77

Finding the Fourth Proportional to 61,146.09, 91,703.95 and 34,503.77

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Solution

The fourth proportional to 61,146.09, 91,703.95 and 34,503.77 is: 51,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,146.09 : 91,703.95 = 34,503.77 : x
  2. Step 2: Convert to fraction form
    61,146.09/91,703.95 = 34,503.77/x
  3. Step 3: Cross multiply
    61,146.09x = 91,703.95 × 34,503.77
  4. Step 4: Simplify right side
    61,146.09x = 3,164,132,141.89
  5. Step 5: Solve for x
    x = 3,164,132,141.89/61,146.09
  6. Step 6: Final answer
    x = 51,747.09

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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.