Home / 69,861.95-96,409.49-38,031.08

Finding the Fourth Proportional to 69,861.95, 96,409.49 and 38,031.08

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Solution

The fourth proportional to 69,861.95, 96,409.49 and 38,031.08 is: 52,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,861.95 : 96,409.49 = 38,031.08 : x
  2. Step 2: Convert to fraction form
    69,861.95/96,409.49 = 38,031.08/x
  3. Step 3: Cross multiply
    69,861.95x = 96,409.49 × 38,031.08
  4. Step 4: Simplify right side
    69,861.95x = 3,666,556,354.75
  5. Step 5: Solve for x
    x = 3,666,556,354.75/69,861.95
  6. Step 6: Final answer
    x = 52,482.88

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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.