Home / 93,376.24-128,856.30-53,094.40

Finding the Fourth Proportional to 93,376.24, 128,856.30 and 53,094.40

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Solution

The fourth proportional to 93,376.24, 128,856.30 and 53,094.40 is: 73,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,376.24 : 128,856.30 = 53,094.40 : x
  2. Step 2: Convert to fraction form
    93,376.24/128,856.30 = 53,094.40/x
  3. Step 3: Cross multiply
    93,376.24x = 128,856.30 × 53,094.40
  4. Step 4: Simplify right side
    93,376.24x = 6,841,547,934.72
  5. Step 5: Solve for x
    x = 6,841,547,934.72/93,376.24
  6. Step 6: Final answer
    x = 73,268.62

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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.