Home / 134,154.40-201,231.60-60,426.40

Finding the Fourth Proportional to 134,154.40, 201,231.60 and 60,426.40

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Solution

The fourth proportional to 134,154.40, 201,231.60 and 60,426.40 is: 90,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.40 : 201,231.60 = 60,426.40 : x
  2. Step 2: Convert to fraction form
    134,154.40/201,231.60 = 60,426.40/x
  3. Step 3: Cross multiply
    134,154.40x = 201,231.60 × 60,426.40
  4. Step 4: Simplify right side
    134,154.40x = 12,159,701,154.24
  5. Step 5: Solve for x
    x = 12,159,701,154.24/134,154.40
  6. Step 6: Final answer
    x = 90,639.60

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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.