Home / 61,025.95-91,547.58-18,909.34

Finding the Fourth Proportional to 61,025.95, 91,547.58 and 18,909.34

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Solution

The fourth proportional to 61,025.95, 91,547.58 and 18,909.34 is: 28,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,025.95 : 91,547.58 = 18,909.34 : x
  2. Step 2: Convert to fraction form
    61,025.95/91,547.58 = 18,909.34/x
  3. Step 3: Cross multiply
    61,025.95x = 91,547.58 × 18,909.34
  4. Step 4: Simplify right side
    61,025.95x = 1,731,103,858.66
  5. Step 5: Solve for x
    x = 1,731,103,858.66/61,025.95
  6. Step 6: Final answer
    x = 28,366.69

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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.