Home / 54,333.59-74,981.93-30,460.67

Finding the Fourth Proportional to 54,333.59, 74,981.93 and 30,460.67

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Solution

The fourth proportional to 54,333.59, 74,981.93 and 30,460.67 is: 42,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,333.59 : 74,981.93 = 30,460.67 : x
  2. Step 2: Convert to fraction form
    54,333.59/74,981.93 = 30,460.67/x
  3. Step 3: Cross multiply
    54,333.59x = 74,981.93 × 30,460.67
  4. Step 4: Simplify right side
    54,333.59x = 2,283,999,298.48
  5. Step 5: Solve for x
    x = 2,283,999,298.48/54,333.59
  6. Step 6: Final answer
    x = 42,036.60

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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.