Home / 93,881.19-129,568.10-53,585.72

Finding the Fourth Proportional to 93,881.19, 129,568.10 and 53,585.72

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Solution

The fourth proportional to 93,881.19, 129,568.10 and 53,585.72 is: 73,955.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,881.19 : 129,568.10 = 53,585.72 : x
  2. Step 2: Convert to fraction form
    93,881.19/129,568.10 = 53,585.72/x
  3. Step 3: Cross multiply
    93,881.19x = 129,568.10 × 53,585.72
  4. Step 4: Simplify right side
    93,881.19x = 6,942,999,011.76
  5. Step 5: Solve for x
    x = 6,942,999,011.76/93,881.19
  6. Step 6: Final answer
    x = 73,955.17

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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.