Home / 93,350.13-128,818.11-53,058.30

Finding the Fourth Proportional to 93,350.13, 128,818.11 and 53,058.30

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Solution

The fourth proportional to 93,350.13, 128,818.11 and 53,058.30 is: 73,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350.13 : 128,818.11 = 53,058.30 : x
  2. Step 2: Convert to fraction form
    93,350.13/128,818.11 = 53,058.30/x
  3. Step 3: Cross multiply
    93,350.13x = 128,818.11 × 53,058.30
  4. Step 4: Simplify right side
    93,350.13x = 6,834,869,925.81
  5. Step 5: Solve for x
    x = 6,834,869,925.81/93,350.13
  6. Step 6: Final answer
    x = 73,217.57

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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.