Home / 76,500.28-114,733.08-29,098.40

Finding the Fourth Proportional to 76,500.28, 114,733.08 and 29,098.40

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Solution

The fourth proportional to 76,500.28, 114,733.08 and 29,098.40 is: 43,641.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,500.28 : 114,733.08 = 29,098.40 : x
  2. Step 2: Convert to fraction form
    76,500.28/114,733.08 = 29,098.40/x
  3. Step 3: Cross multiply
    76,500.28x = 114,733.08 × 29,098.40
  4. Step 4: Simplify right side
    76,500.28x = 3,338,549,055.07
  5. Step 5: Solve for x
    x = 3,338,549,055.07/76,500.28
  6. Step 6: Final answer
    x = 43,641.00

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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.