Home / 152,535.00-210,235.40-101,456.40

Finding the Fourth Proportional to 152,535.00, 210,235.40 and 101,456.40

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Solution

The fourth proportional to 152,535.00, 210,235.40 and 101,456.40 is: 139,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,535.00 : 210,235.40 = 101,456.40 : x
  2. Step 2: Convert to fraction form
    152,535.00/210,235.40 = 101,456.40/x
  3. Step 3: Cross multiply
    152,535.00x = 210,235.40 × 101,456.40
  4. Step 4: Simplify right side
    152,535.00x = 21,329,726,315.55
  5. Step 5: Solve for x
    x = 21,329,726,315.55/152,535.00
  6. Step 6: Final answer
    x = 139,834.97

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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.