Home / 93,983.95-129,689.40-53,697.57

Finding the Fourth Proportional to 93,983.95, 129,689.40 and 53,697.57

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Solution

The fourth proportional to 93,983.95, 129,689.40 and 53,697.57 is: 74,097.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,983.95 : 129,689.40 = 53,697.57 : x
  2. Step 2: Convert to fraction form
    93,983.95/129,689.40 = 53,697.57/x
  3. Step 3: Cross multiply
    93,983.95x = 129,689.40 × 53,697.57
  4. Step 4: Simplify right side
    93,983.95x = 6,964,005,634.76
  5. Step 5: Solve for x
    x = 6,964,005,634.76/93,983.95
  6. Step 6: Final answer
    x = 74,097.82

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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.