Home / 190,931.28-286,374.76-50,700.88

Finding the Fourth Proportional to 190,931.28, 286,374.76 and 50,700.88

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Solution

The fourth proportional to 190,931.28, 286,374.76 and 50,700.88 is: 76,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,931.28 : 286,374.76 = 50,700.88 : x
  2. Step 2: Convert to fraction form
    190,931.28/286,374.76 = 50,700.88/x
  3. Step 3: Cross multiply
    190,931.28x = 286,374.76 × 50,700.88
  4. Step 4: Simplify right side
    190,931.28x = 14,519,452,341.79
  5. Step 5: Solve for x
    x = 14,519,452,341.79/190,931.28
  6. Step 6: Final answer
    x = 76,045.44

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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.