Home / 152,566.16-210,547.96-84,578.81

Finding the Fourth Proportional to 152,566.16, 210,547.96 and 84,578.81

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Solution

The fourth proportional to 152,566.16, 210,547.96 and 84,578.81 is: 116,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,566.16 : 210,547.96 = 84,578.81 : x
  2. Step 2: Convert to fraction form
    152,566.16/210,547.96 = 84,578.81/x
  3. Step 3: Cross multiply
    152,566.16x = 210,547.96 × 84,578.81
  4. Step 4: Simplify right side
    152,566.16x = 17,807,895,232.71
  5. Step 5: Solve for x
    x = 17,807,895,232.71/152,566.16
  6. Step 6: Final answer
    x = 116,722.45

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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.