Home / 61,434.06-92,151.03-19,313.94

Finding the Fourth Proportional to 61,434.06, 92,151.03 and 19,313.94

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Solution

The fourth proportional to 61,434.06, 92,151.03 and 19,313.94 is: 28,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,434.06 : 92,151.03 = 19,313.94 : x
  2. Step 2: Convert to fraction form
    61,434.06/92,151.03 = 19,313.94/x
  3. Step 3: Cross multiply
    61,434.06x = 92,151.03 × 19,313.94
  4. Step 4: Simplify right side
    61,434.06x = 1,779,799,464.36
  5. Step 5: Solve for x
    x = 1,779,799,464.36/61,434.06
  6. Step 6: Final answer
    x = 28,970.89

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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.