Home / 93,941.47-129,636.55-53,654.40

Finding the Fourth Proportional to 93,941.47, 129,636.55 and 53,654.40

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Solution

The fourth proportional to 93,941.47, 129,636.55 and 53,654.40 is: 74,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,941.47 : 129,636.55 = 53,654.40 : x
  2. Step 2: Convert to fraction form
    93,941.47/129,636.55 = 53,654.40/x
  3. Step 3: Cross multiply
    93,941.47x = 129,636.55 × 53,654.40
  4. Step 4: Simplify right side
    93,941.47x = 6,955,571,308.32
  5. Step 5: Solve for x
    x = 6,955,571,308.32/93,941.47
  6. Step 6: Final answer
    x = 74,041.54

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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.