Home / 74,216.04-102,419.02-43,587.10

Finding the Fourth Proportional to 74,216.04, 102,419.02 and 43,587.10

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Solution

The fourth proportional to 74,216.04, 102,419.02 and 43,587.10 is: 60,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.04 : 102,419.02 = 43,587.10 : x
  2. Step 2: Convert to fraction form
    74,216.04/102,419.02 = 43,587.10/x
  3. Step 3: Cross multiply
    74,216.04x = 102,419.02 × 43,587.10
  4. Step 4: Simplify right side
    74,216.04x = 4,464,148,066.64
  5. Step 5: Solve for x
    x = 4,464,148,066.64/74,216.04
  6. Step 6: Final answer
    x = 60,150.72

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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.