Home / 93,113.36-128,492.61-50,672.06

Finding the Fourth Proportional to 93,113.36, 128,492.61 and 50,672.06

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Solution

The fourth proportional to 93,113.36, 128,492.61 and 50,672.06 is: 69,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,113.36 : 128,492.61 = 50,672.06 : x
  2. Step 2: Convert to fraction form
    93,113.36/128,492.61 = 50,672.06/x
  3. Step 3: Cross multiply
    93,113.36x = 128,492.61 × 50,672.06
  4. Step 4: Simplify right side
    93,113.36x = 6,510,985,243.48
  5. Step 5: Solve for x
    x = 6,510,985,243.48/93,113.36
  6. Step 6: Final answer
    x = 69,925.36

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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.