Home / 97,470.18-134,509.05-52,758.18

Finding the Fourth Proportional to 97,470.18, 134,509.05 and 52,758.18

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Solution

The fourth proportional to 97,470.18, 134,509.05 and 52,758.18 is: 72,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,470.18 : 134,509.05 = 52,758.18 : x
  2. Step 2: Convert to fraction form
    97,470.18/134,509.05 = 52,758.18/x
  3. Step 3: Cross multiply
    97,470.18x = 134,509.05 × 52,758.18
  4. Step 4: Simplify right side
    97,470.18x = 7,096,452,671.53
  5. Step 5: Solve for x
    x = 7,096,452,671.53/97,470.18
  6. Step 6: Final answer
    x = 72,806.40

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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.