Home / 191,323.32-286,985.24-91,460.04

Finding the Fourth Proportional to 191,323.32, 286,985.24 and 91,460.04

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Solution

The fourth proportional to 191,323.32, 286,985.24 and 91,460.04 is: 137,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,323.32 : 286,985.24 = 91,460.04 : x
  2. Step 2: Convert to fraction form
    191,323.32/286,985.24 = 91,460.04/x
  3. Step 3: Cross multiply
    191,323.32x = 286,985.24 × 91,460.04
  4. Step 4: Simplify right side
    191,323.32x = 26,247,681,529.81
  5. Step 5: Solve for x
    x = 26,247,681,529.81/191,323.32
  6. Step 6: Final answer
    x = 137,190.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.