Home / 93,317.19-128,777.71-53,031.03

Finding the Fourth Proportional to 93,317.19, 128,777.71 and 53,031.03

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Solution

The fourth proportional to 93,317.19, 128,777.71 and 53,031.03 is: 73,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,317.19 : 128,777.71 = 53,031.03 : x
  2. Step 2: Convert to fraction form
    93,317.19/128,777.71 = 53,031.03/x
  3. Step 3: Cross multiply
    93,317.19x = 128,777.71 × 53,031.03
  4. Step 4: Simplify right side
    93,317.19x = 6,829,214,602.34
  5. Step 5: Solve for x
    x = 6,829,214,602.34/93,317.19
  6. Step 6: Final answer
    x = 73,182.81

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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.