Home / 70,400.49-97,150.23-38,569.92

Finding the Fourth Proportional to 70,400.49, 97,150.23 and 38,569.92

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Solution

The fourth proportional to 70,400.49, 97,150.23 and 38,569.92 is: 53,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,400.49 : 97,150.23 = 38,569.92 : x
  2. Step 2: Convert to fraction form
    70,400.49/97,150.23 = 38,569.92/x
  3. Step 3: Cross multiply
    70,400.49x = 97,150.23 × 38,569.92
  4. Step 4: Simplify right side
    70,400.49x = 3,747,076,599.08
  5. Step 5: Solve for x
    x = 3,747,076,599.08/70,400.49
  6. Step 6: Final answer
    x = 53,225.15

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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.