Home / 43,854.99-60,547.56-30,421.54

Finding the Fourth Proportional to 43,854.99, 60,547.56 and 30,421.54

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Solution

The fourth proportional to 43,854.99, 60,547.56 and 30,421.54 is: 42,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,854.99 : 60,547.56 = 30,421.54 : x
  2. Step 2: Convert to fraction form
    43,854.99/60,547.56 = 30,421.54/x
  3. Step 3: Cross multiply
    43,854.99x = 60,547.56 × 30,421.54
  4. Step 4: Simplify right side
    43,854.99x = 1,841,949,980.05
  5. Step 5: Solve for x
    x = 1,841,949,980.05/43,854.99
  6. Step 6: Final answer
    x = 42,000.92

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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.