Home / 70,036.16-96,658.12-39,826.08

Finding the Fourth Proportional to 70,036.16, 96,658.12 and 39,826.08

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Solution

The fourth proportional to 70,036.16, 96,658.12 and 39,826.08 is: 54,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.16 : 96,658.12 = 39,826.08 : x
  2. Step 2: Convert to fraction form
    70,036.16/96,658.12 = 39,826.08/x
  3. Step 3: Cross multiply
    70,036.16x = 96,658.12 × 39,826.08
  4. Step 4: Simplify right side
    70,036.16x = 3,849,514,019.77
  5. Step 5: Solve for x
    x = 3,849,514,019.77/70,036.16
  6. Step 6: Final answer
    x = 54,964.66

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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.