Home / 97,333.02-134,319.78-57,038.76

Finding the Fourth Proportional to 97,333.02, 134,319.78 and 57,038.76

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Solution

The fourth proportional to 97,333.02, 134,319.78 and 57,038.76 is: 78,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,333.02 : 134,319.78 = 57,038.76 : x
  2. Step 2: Convert to fraction form
    97,333.02/134,319.78 = 57,038.76/x
  3. Step 3: Cross multiply
    97,333.02x = 134,319.78 × 57,038.76
  4. Step 4: Simplify right side
    97,333.02x = 7,661,433,694.67
  5. Step 5: Solve for x
    x = 7,661,433,694.67/97,333.02
  6. Step 6: Final answer
    x = 78,713.61

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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.