Home / 94,043.19-129,788.91-53,762.76

Finding the Fourth Proportional to 94,043.19, 129,788.91 and 53,762.76

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Solution

The fourth proportional to 94,043.19, 129,788.91 and 53,762.76 is: 74,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,043.19 : 129,788.91 = 53,762.76 : x
  2. Step 2: Convert to fraction form
    94,043.19/129,788.91 = 53,762.76/x
  3. Step 3: Cross multiply
    94,043.19x = 129,788.91 × 53,762.76
  4. Step 4: Simplify right side
    94,043.19x = 6,977,810,018.99
  5. Step 5: Solve for x
    x = 6,977,810,018.99/94,043.19
  6. Step 6: Final answer
    x = 74,197.93

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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.