Home / 135,537.40-186,931.14-95,384.20

Finding the Fourth Proportional to 135,537.40, 186,931.14 and 95,384.20

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Solution

The fourth proportional to 135,537.40, 186,931.14 and 95,384.20 is: 131,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,537.40 : 186,931.14 = 95,384.20 : x
  2. Step 2: Convert to fraction form
    135,537.40/186,931.14 = 95,384.20/x
  3. Step 3: Cross multiply
    135,537.40x = 186,931.14 × 95,384.20
  4. Step 4: Simplify right side
    135,537.40x = 17,830,277,243.99
  5. Step 5: Solve for x
    x = 17,830,277,243.99/135,537.40
  6. Step 6: Final answer
    x = 131,552.45

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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.