Home / 191,005.24-286,538.92-57,854.32

Finding the Fourth Proportional to 191,005.24, 286,538.92 and 57,854.32

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Solution

The fourth proportional to 191,005.24, 286,538.92 and 57,854.32 is: 86,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,005.24 : 286,538.92 = 57,854.32 : x
  2. Step 2: Convert to fraction form
    191,005.24/286,538.92 = 57,854.32/x
  3. Step 3: Cross multiply
    191,005.24x = 286,538.92 × 57,854.32
  4. Step 4: Simplify right side
    191,005.24x = 16,577,514,370.13
  5. Step 5: Solve for x
    x = 16,577,514,370.13/191,005.24
  6. Step 6: Final answer
    x = 86,790.89

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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.