Home / 106,729.60-147,328.32-95,532.16

Finding the Fourth Proportional to 106,729.60, 147,328.32 and 95,532.16

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Solution

The fourth proportional to 106,729.60, 147,328.32 and 95,532.16 is: 131,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,729.60 : 147,328.32 = 95,532.16 : x
  2. Step 2: Convert to fraction form
    106,729.60/147,328.32 = 95,532.16/x
  3. Step 3: Cross multiply
    106,729.60x = 147,328.32 × 95,532.16
  4. Step 4: Simplify right side
    106,729.60x = 14,074,592,638.77
  5. Step 5: Solve for x
    x = 14,074,592,638.77/106,729.60
  6. Step 6: Final answer
    x = 131,871.50

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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.