Home / 97,314.06-134,303.85-57,061.74

Finding the Fourth Proportional to 97,314.06, 134,303.85 and 57,061.74

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Solution

The fourth proportional to 97,314.06, 134,303.85 and 57,061.74 is: 78,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,314.06 : 134,303.85 = 57,061.74 : x
  2. Step 2: Convert to fraction form
    97,314.06/134,303.85 = 57,061.74/x
  3. Step 3: Cross multiply
    97,314.06x = 134,303.85 × 57,061.74
  4. Step 4: Simplify right side
    97,314.06x = 7,663,611,369.70
  5. Step 5: Solve for x
    x = 7,663,611,369.70/97,314.06
  6. Step 6: Final answer
    x = 78,751.33

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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.