Home / 114,837.40-172,256.10-83,733.40

Finding the Fourth Proportional to 114,837.40, 172,256.10 and 83,733.40

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Solution

The fourth proportional to 114,837.40, 172,256.10 and 83,733.40 is: 125,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,837.40 : 172,256.10 = 83,733.40 : x
  2. Step 2: Convert to fraction form
    114,837.40/172,256.10 = 83,733.40/x
  3. Step 3: Cross multiply
    114,837.40x = 172,256.10 × 83,733.40
  4. Step 4: Simplify right side
    114,837.40x = 14,423,588,923.74
  5. Step 5: Solve for x
    x = 14,423,588,923.74/114,837.40
  6. Step 6: Final answer
    x = 125,600.10

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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.