Home / 72,444.42-100,069.37-60,384.48

Finding the Fourth Proportional to 72,444.42, 100,069.37 and 60,384.48

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Solution

The fourth proportional to 72,444.42, 100,069.37 and 60,384.48 is: 83,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,444.42 : 100,069.37 = 60,384.48 : x
  2. Step 2: Convert to fraction form
    72,444.42/100,069.37 = 60,384.48/x
  3. Step 3: Cross multiply
    72,444.42x = 100,069.37 × 60,384.48
  4. Step 4: Simplify right side
    72,444.42x = 6,042,636,871.38
  5. Step 5: Solve for x
    x = 6,042,636,871.38/72,444.42
  6. Step 6: Final answer
    x = 83,410.66

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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.