Home / 152,482.08-210,431.96-84,498.90

Finding the Fourth Proportional to 152,482.08, 210,431.96 and 84,498.90

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Solution

The fourth proportional to 152,482.08, 210,431.96 and 84,498.90 is: 116,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,482.08 : 210,431.96 = 84,498.90 : x
  2. Step 2: Convert to fraction form
    152,482.08/210,431.96 = 84,498.90/x
  3. Step 3: Cross multiply
    152,482.08x = 210,431.96 × 84,498.90
  4. Step 4: Simplify right side
    152,482.08x = 17,781,269,144.84
  5. Step 5: Solve for x
    x = 17,781,269,144.84/152,482.08
  6. Step 6: Final answer
    x = 116,612.19

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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.