Home / 201,923.60-302,885.40-186,717.20

Finding the Fourth Proportional to 201,923.60, 302,885.40 and 186,717.20

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Solution

The fourth proportional to 201,923.60, 302,885.40 and 186,717.20 is: 280,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,923.60 : 302,885.40 = 186,717.20 : x
  2. Step 2: Convert to fraction form
    201,923.60/302,885.40 = 186,717.20/x
  3. Step 3: Cross multiply
    201,923.60x = 302,885.40 × 186,717.20
  4. Step 4: Simplify right side
    201,923.60x = 56,553,913,808.88
  5. Step 5: Solve for x
    x = 56,553,913,808.88/201,923.60
  6. Step 6: Final answer
    x = 280,075.80

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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.