Home / 117,299.12-175,921.70-69,927.59

Finding the Fourth Proportional to 117,299.12, 175,921.70 and 69,927.59

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Solution

The fourth proportional to 117,299.12, 175,921.70 and 69,927.59 is: 104,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,299.12 : 175,921.70 = 69,927.59 : x
  2. Step 2: Convert to fraction form
    117,299.12/175,921.70 = 69,927.59/x
  3. Step 3: Cross multiply
    117,299.12x = 175,921.70 × 69,927.59
  4. Step 4: Simplify right side
    117,299.12x = 12,301,779,280.46
  5. Step 5: Solve for x
    x = 12,301,779,280.46/117,299.12
  6. Step 6: Final answer
    x = 104,875.29

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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.