Home / 145,763.36-201,154.56-82,095.20

Finding the Fourth Proportional to 145,763.36, 201,154.56 and 82,095.20

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Solution

The fourth proportional to 145,763.36, 201,154.56 and 82,095.20 is: 113,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,763.36 : 201,154.56 = 82,095.20 : x
  2. Step 2: Convert to fraction form
    145,763.36/201,154.56 = 82,095.20/x
  3. Step 3: Cross multiply
    145,763.36x = 201,154.56 × 82,095.20
  4. Step 4: Simplify right side
    145,763.36x = 16,513,823,834.11
  5. Step 5: Solve for x
    x = 16,513,823,834.11/145,763.36
  6. Step 6: Final answer
    x = 113,292.01

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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.