Home / 191,525.04-287,154.32-84,851.12

Finding the Fourth Proportional to 191,525.04, 287,154.32 and 84,851.12

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Solution

The fourth proportional to 191,525.04, 287,154.32 and 84,851.12 is: 127,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,525.04 : 287,154.32 = 84,851.12 : x
  2. Step 2: Convert to fraction form
    191,525.04/287,154.32 = 84,851.12/x
  3. Step 3: Cross multiply
    191,525.04x = 287,154.32 × 84,851.12
  4. Step 4: Simplify right side
    191,525.04x = 24,365,365,664.84
  5. Step 5: Solve for x
    x = 24,365,365,664.84/191,525.04
  6. Step 6: Final answer
    x = 127,217.65

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1.5x scale

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.