Home / 70,329.15-97,054.02-38,497.77

Finding the Fourth Proportional to 70,329.15, 97,054.02 and 38,497.77

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Solution

The fourth proportional to 70,329.15, 97,054.02 and 38,497.77 is: 53,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.15 : 97,054.02 = 38,497.77 : x
  2. Step 2: Convert to fraction form
    70,329.15/97,054.02 = 38,497.77/x
  3. Step 3: Cross multiply
    70,329.15x = 97,054.02 × 38,497.77
  4. Step 4: Simplify right side
    70,329.15x = 3,736,363,339.54
  5. Step 5: Solve for x
    x = 3,736,363,339.54/70,329.15
  6. Step 6: Final answer
    x = 53,126.81

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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.