Home / 70,298.02-97,008.96-38,464.78

Finding the Fourth Proportional to 70,298.02, 97,008.96 and 38,464.78

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Solution

The fourth proportional to 70,298.02, 97,008.96 and 38,464.78 is: 53,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,298.02 : 97,008.96 = 38,464.78 : x
  2. Step 2: Convert to fraction form
    70,298.02/97,008.96 = 38,464.78/x
  3. Step 3: Cross multiply
    70,298.02x = 97,008.96 × 38,464.78
  4. Step 4: Simplify right side
    70,298.02x = 3,731,428,304.43
  5. Step 5: Solve for x
    x = 3,731,428,304.43/70,298.02
  6. Step 6: Final answer
    x = 53,080.13

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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.