Home / 93,235.03-128,673.63-56,934.47

Finding the Fourth Proportional to 93,235.03, 128,673.63 and 56,934.47

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Solution

The fourth proportional to 93,235.03, 128,673.63 and 56,934.47 is: 78,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,235.03 : 128,673.63 = 56,934.47 : x
  2. Step 2: Convert to fraction form
    93,235.03/128,673.63 = 56,934.47/x
  3. Step 3: Cross multiply
    93,235.03x = 128,673.63 × 56,934.47
  4. Step 4: Simplify right side
    93,235.03x = 7,325,965,248.71
  5. Step 5: Solve for x
    x = 7,325,965,248.71/93,235.03
  6. Step 6: Final answer
    x = 78,575.25

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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.