Home / 90,860.57-136,281.27-24,307.42

Finding the Fourth Proportional to 90,860.57, 136,281.27 and 24,307.42

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Solution

The fourth proportional to 90,860.57, 136,281.27 and 24,307.42 is: 36,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,860.57 : 136,281.27 = 24,307.42 : x
  2. Step 2: Convert to fraction form
    90,860.57/136,281.27 = 24,307.42/x
  3. Step 3: Cross multiply
    90,860.57x = 136,281.27 × 24,307.42
  4. Step 4: Simplify right side
    90,860.57x = 3,312,646,068.02
  5. Step 5: Solve for x
    x = 3,312,646,068.02/90,860.57
  6. Step 6: Final answer
    x = 36,458.57

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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.