Home / 191,360.16-286,852.86-71,329.23

Finding the Fourth Proportional to 191,360.16, 286,852.86 and 71,329.23

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Solution

The fourth proportional to 191,360.16, 286,852.86 and 71,329.23 is: 106,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,360.16 : 286,852.86 = 71,329.23 : x
  2. Step 2: Convert to fraction form
    191,360.16/286,852.86 = 71,329.23/x
  3. Step 3: Cross multiply
    191,360.16x = 286,852.86 × 71,329.23
  4. Step 4: Simplify right side
    191,360.16x = 20,460,993,627.10
  5. Step 5: Solve for x
    x = 20,460,993,627.10/191,360.16
  6. Step 6: Final answer
    x = 106,924.00

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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.