Home / 152,570.16-210,545.64-88,015.68

Finding the Fourth Proportional to 152,570.16, 210,545.64 and 88,015.68

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Solution

The fourth proportional to 152,570.16, 210,545.64 and 88,015.68 is: 121,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,570.16 : 210,545.64 = 88,015.68 : x
  2. Step 2: Convert to fraction form
    152,570.16/210,545.64 = 88,015.68/x
  3. Step 3: Cross multiply
    152,570.16x = 210,545.64 × 88,015.68
  4. Step 4: Simplify right side
    152,570.16x = 18,531,317,675.64
  5. Step 5: Solve for x
    x = 18,531,317,675.64/152,570.16
  6. Step 6: Final answer
    x = 121,460.96

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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.