Home / 93,018.56-139,417.08-64,785.74

Finding the Fourth Proportional to 93,018.56, 139,417.08 and 64,785.74

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Solution

The fourth proportional to 93,018.56, 139,417.08 and 64,785.74 is: 97,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,018.56 : 139,417.08 = 64,785.74 : x
  2. Step 2: Convert to fraction form
    93,018.56/139,417.08 = 64,785.74/x
  3. Step 3: Cross multiply
    93,018.56x = 139,417.08 × 64,785.74
  4. Step 4: Simplify right side
    93,018.56x = 9,032,237,999.35
  5. Step 5: Solve for x
    x = 9,032,237,999.35/93,018.56
  6. Step 6: Final answer
    x = 97,101.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.