Home / 52,421.24-72,341.00-28,547.71

Finding the Fourth Proportional to 52,421.24, 72,341.00 and 28,547.71

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Solution

The fourth proportional to 52,421.24, 72,341.00 and 28,547.71 is: 39,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,421.24 : 72,341.00 = 28,547.71 : x
  2. Step 2: Convert to fraction form
    52,421.24/72,341.00 = 28,547.71/x
  3. Step 3: Cross multiply
    52,421.24x = 72,341.00 × 28,547.71
  4. Step 4: Simplify right side
    52,421.24x = 2,065,169,672.57
  5. Step 5: Solve for x
    x = 2,065,169,672.57/52,421.24
  6. Step 6: Final answer
    x = 39,395.66

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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.