Home / 93,445.26-128,952.42-51,004.50

Finding the Fourth Proportional to 93,445.26, 128,952.42 and 51,004.50

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Solution

The fourth proportional to 93,445.26, 128,952.42 and 51,004.50 is: 70,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,445.26 : 128,952.42 = 51,004.50 : x
  2. Step 2: Convert to fraction form
    93,445.26/128,952.42 = 51,004.50/x
  3. Step 3: Cross multiply
    93,445.26x = 128,952.42 × 51,004.50
  4. Step 4: Simplify right side
    93,445.26x = 6,577,153,705.89
  5. Step 5: Solve for x
    x = 6,577,153,705.89/93,445.26
  6. Step 6: Final answer
    x = 70,385.10

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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.