Home / 42,478.84-58,621.48-23,359.44

Finding the Fourth Proportional to 42,478.84, 58,621.48 and 23,359.44

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Solution

The fourth proportional to 42,478.84, 58,621.48 and 23,359.44 is: 32,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,478.84 : 58,621.48 = 23,359.44 : x
  2. Step 2: Convert to fraction form
    42,478.84/58,621.48 = 23,359.44/x
  3. Step 3: Cross multiply
    42,478.84x = 58,621.48 × 23,359.44
  4. Step 4: Simplify right side
    42,478.84x = 1,369,364,944.77
  5. Step 5: Solve for x
    x = 1,369,364,944.77/42,478.84
  6. Step 6: Final answer
    x = 32,236.40

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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.