Home / 105,772.50-158,509.58-58,408.92

Finding the Fourth Proportional to 105,772.50, 158,509.58 and 58,408.92

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Solution

The fourth proportional to 105,772.50, 158,509.58 and 58,408.92 is: 87,531.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,772.50 : 158,509.58 = 58,408.92 : x
  2. Step 2: Convert to fraction form
    105,772.50/158,509.58 = 58,408.92/x
  3. Step 3: Cross multiply
    105,772.50x = 158,509.58 × 58,408.92
  4. Step 4: Simplify right side
    105,772.50x = 9,258,373,085.41
  5. Step 5: Solve for x
    x = 9,258,373,085.41/105,772.50
  6. Step 6: Final answer
    x = 87,531.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.