Home / 57,547.96-79,437.77-42,561.23

Finding the Fourth Proportional to 57,547.96, 79,437.77 and 42,561.23

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Solution

The fourth proportional to 57,547.96, 79,437.77 and 42,561.23 is: 58,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,547.96 : 79,437.77 = 42,561.23 : x
  2. Step 2: Convert to fraction form
    57,547.96/79,437.77 = 42,561.23/x
  3. Step 3: Cross multiply
    57,547.96x = 79,437.77 × 42,561.23
  4. Step 4: Simplify right side
    57,547.96x = 3,380,969,199.66
  5. Step 5: Solve for x
    x = 3,380,969,199.66/57,547.96
  6. Step 6: Final answer
    x = 58,750.46

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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.