Home / 93,064.41-128,435.58-52,781.67

Finding the Fourth Proportional to 93,064.41, 128,435.58 and 52,781.67

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Solution

The fourth proportional to 93,064.41, 128,435.58 and 52,781.67 is: 72,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,064.41 : 128,435.58 = 52,781.67 : x
  2. Step 2: Convert to fraction form
    93,064.41/128,435.58 = 52,781.67/x
  3. Step 3: Cross multiply
    93,064.41x = 128,435.58 × 52,781.67
  4. Step 4: Simplify right side
    93,064.41x = 6,779,044,399.82
  5. Step 5: Solve for x
    x = 6,779,044,399.82/93,064.41
  6. Step 6: Final answer
    x = 72,842.50

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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.