Home / 61,476.10-92,214.15-56,421.70

Finding the Fourth Proportional to 61,476.10, 92,214.15 and 56,421.70

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Solution

The fourth proportional to 61,476.10, 92,214.15 and 56,421.70 is: 84,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,476.10 : 92,214.15 = 56,421.70 : x
  2. Step 2: Convert to fraction form
    61,476.10/92,214.15 = 56,421.70/x
  3. Step 3: Cross multiply
    61,476.10x = 92,214.15 × 56,421.70
  4. Step 4: Simplify right side
    61,476.10x = 5,202,879,107.06
  5. Step 5: Solve for x
    x = 5,202,879,107.06/61,476.10
  6. Step 6: Final answer
    x = 84,632.55

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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.