Home / 93,826.15-129,461.90-53,538.91

Finding the Fourth Proportional to 93,826.15, 129,461.90 and 53,538.91

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Solution

The fourth proportional to 93,826.15, 129,461.90 and 53,538.91 is: 73,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,826.15 : 129,461.90 = 53,538.91 : x
  2. Step 2: Convert to fraction form
    93,826.15/129,461.90 = 53,538.91/x
  3. Step 3: Cross multiply
    93,826.15x = 129,461.90 × 53,538.91
  4. Step 4: Simplify right side
    93,826.15x = 6,931,248,421.18
  5. Step 5: Solve for x
    x = 6,931,248,421.18/93,826.15
  6. Step 6: Final answer
    x = 73,873.31

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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.