Home / 39,545.80-59,232.30-30,711.40

Finding the Fourth Proportional to 39,545.80, 59,232.30 and 30,711.40

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Solution

The fourth proportional to 39,545.80, 59,232.30 and 30,711.40 is: 46,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.80 : 59,232.30 = 30,711.40 : x
  2. Step 2: Convert to fraction form
    39,545.80/59,232.30 = 30,711.40/x
  3. Step 3: Cross multiply
    39,545.80x = 59,232.30 × 30,711.40
  4. Step 4: Simplify right side
    39,545.80x = 1,819,106,858.22
  5. Step 5: Solve for x
    x = 1,819,106,858.22/39,545.80
  6. Step 6: Final answer
    x = 46,000.00

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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.