Home / 109,215.16-163,885.30-46,030.30

Finding the Fourth Proportional to 109,215.16, 163,885.30 and 46,030.30

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Solution

The fourth proportional to 109,215.16, 163,885.30 and 46,030.30 is: 69,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,215.16 : 163,885.30 = 46,030.30 : x
  2. Step 2: Convert to fraction form
    109,215.16/163,885.30 = 46,030.30/x
  3. Step 3: Cross multiply
    109,215.16x = 163,885.30 × 46,030.30
  4. Step 4: Simplify right side
    109,215.16x = 7,543,689,524.59
  5. Step 5: Solve for x
    x = 7,543,689,524.59/109,215.16
  6. Step 6: Final answer
    x = 69,071.82

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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.