Home / 56,020.42-77,307.17-30,527.01

Finding the Fourth Proportional to 56,020.42, 77,307.17 and 30,527.01

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Solution

The fourth proportional to 56,020.42, 77,307.17 and 30,527.01 is: 42,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,020.42 : 77,307.17 = 30,527.01 : x
  2. Step 2: Convert to fraction form
    56,020.42/77,307.17 = 30,527.01/x
  3. Step 3: Cross multiply
    56,020.42x = 77,307.17 × 30,527.01
  4. Step 4: Simplify right side
    56,020.42x = 2,359,956,365.13
  5. Step 5: Solve for x
    x = 2,359,956,365.13/56,020.42
  6. Step 6: Final answer
    x = 42,126.72

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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.