Home / 152,561.87-210,547.77-84,600.13

Finding the Fourth Proportional to 152,561.87, 210,547.77 and 84,600.13

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Solution

The fourth proportional to 152,561.87, 210,547.77 and 84,600.13 is: 116,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,561.87 : 210,547.77 = 84,600.13 : x
  2. Step 2: Convert to fraction form
    152,561.87/210,547.77 = 84,600.13/x
  3. Step 3: Cross multiply
    152,561.87x = 210,547.77 × 84,600.13
  4. Step 4: Simplify right side
    152,561.87x = 17,812,368,713.21
  5. Step 5: Solve for x
    x = 17,812,368,713.21/152,561.87
  6. Step 6: Final answer
    x = 116,755.05

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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.