Home / 94,123.77-129,899.83-53,829.66

Finding the Fourth Proportional to 94,123.77, 129,899.83 and 53,829.66

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Solution

The fourth proportional to 94,123.77, 129,899.83 and 53,829.66 is: 74,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,123.77 : 129,899.83 = 53,829.66 : x
  2. Step 2: Convert to fraction form
    94,123.77/129,899.83 = 53,829.66/x
  3. Step 3: Cross multiply
    94,123.77x = 129,899.83 × 53,829.66
  4. Step 4: Simplify right side
    94,123.77x = 6,992,463,985.04
  5. Step 5: Solve for x
    x = 6,992,463,985.04/94,123.77
  6. Step 6: Final answer
    x = 74,290.10

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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.