Home / 61,534.77-92,302.16-19,419.12

Finding the Fourth Proportional to 61,534.77, 92,302.16 and 19,419.12

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Solution

The fourth proportional to 61,534.77, 92,302.16 and 19,419.12 is: 29,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534.77 : 92,302.16 = 19,419.12 : x
  2. Step 2: Convert to fraction form
    61,534.77/92,302.16 = 19,419.12/x
  3. Step 3: Cross multiply
    61,534.77x = 92,302.16 × 19,419.12
  4. Step 4: Simplify right side
    61,534.77x = 1,792,426,624.20
  5. Step 5: Solve for x
    x = 1,792,426,624.20/61,534.77
  6. Step 6: Final answer
    x = 29,128.68

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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.