Home / 152,184.19-210,014.90-85,116.19

Finding the Fourth Proportional to 152,184.19, 210,014.90 and 85,116.19

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Solution

The fourth proportional to 152,184.19, 210,014.90 and 85,116.19 is: 117,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,184.19 : 210,014.90 = 85,116.19 : x
  2. Step 2: Convert to fraction form
    152,184.19/210,014.90 = 85,116.19/x
  3. Step 3: Cross multiply
    152,184.19x = 210,014.90 × 85,116.19
  4. Step 4: Simplify right side
    152,184.19x = 17,875,667,499.80
  5. Step 5: Solve for x
    x = 17,875,667,499.80/152,184.19
  6. Step 6: Final answer
    x = 117,460.74

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Half scale
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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.