Home / 97,831.96-134,994.90-57,522.40

Finding the Fourth Proportional to 97,831.96, 134,994.90 and 57,522.40

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Solution

The fourth proportional to 97,831.96, 134,994.90 and 57,522.40 is: 79,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,831.96 : 134,994.90 = 57,522.40 : x
  2. Step 2: Convert to fraction form
    97,831.96/134,994.90 = 57,522.40/x
  3. Step 3: Cross multiply
    97,831.96x = 134,994.90 × 57,522.40
  4. Step 4: Simplify right side
    97,831.96x = 7,765,230,635.76
  5. Step 5: Solve for x
    x = 7,765,230,635.76/97,831.96
  6. Step 6: Final answer
    x = 79,373.15

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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.