Home / 152,395.83-210,313.80-91,965.51

Finding the Fourth Proportional to 152,395.83, 210,313.80 and 91,965.51

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Solution

The fourth proportional to 152,395.83, 210,313.80 and 91,965.51 is: 126,916.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,395.83 : 210,313.80 = 91,965.51 : x
  2. Step 2: Convert to fraction form
    152,395.83/210,313.80 = 91,965.51/x
  3. Step 3: Cross multiply
    152,395.83x = 210,313.80 × 91,965.51
  4. Step 4: Simplify right side
    152,395.83x = 19,341,615,877.04
  5. Step 5: Solve for x
    x = 19,341,615,877.04/152,395.83
  6. Step 6: Final answer
    x = 126,916.96

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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.