Home / 53,700.42-74,106.58-29,829.30

Finding the Fourth Proportional to 53,700.42, 74,106.58 and 29,829.30

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Solution

The fourth proportional to 53,700.42, 74,106.58 and 29,829.30 is: 41,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,700.42 : 74,106.58 = 29,829.30 : x
  2. Step 2: Convert to fraction form
    53,700.42/74,106.58 = 29,829.30/x
  3. Step 3: Cross multiply
    53,700.42x = 74,106.58 × 29,829.30
  4. Step 4: Simplify right side
    53,700.42x = 2,210,547,406.79
  5. Step 5: Solve for x
    x = 2,210,547,406.79/53,700.42
  6. Step 6: Final answer
    x = 41,164.43

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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.